<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>2223-4861</journal-id>
<journal-title><![CDATA[Centro Azúcar]]></journal-title>
<abbrev-journal-title><![CDATA[cen. az.]]></abbrev-journal-title>
<issn>2223-4861</issn>
<publisher>
<publisher-name><![CDATA[Editorial Feijóo]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2223-48612024000100005</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[PROPUESTA TECNOLÓGICA PARA UN SECADERO INDUSTRIAL MULTIPROPÓSITO CON EL USO DE BIOGÁS EN EL CENTRO GENÉTICO PORCINO PLACETAS]]></article-title>
<article-title xml:lang="en"><![CDATA[TECHNOLOGICAL PROPOSAL FOR A MULTIPURPOSE INDUSTRIAL DRYER USING BIOGAS AT PLACETAS PIG GENETIC CENTER]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sánchez González]]></surname>
<given-names><![CDATA[Javier]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pérez Navarro]]></surname>
<given-names><![CDATA[Omar]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Barrera Cardoso]]></surname>
<given-names><![CDATA[Ernesto L.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pedraza Gárciga]]></surname>
<given-names><![CDATA[Julio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López Díaz]]></surname>
<given-names><![CDATA[Iosvani]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Asamblea Municipal del Poder Popular Consejo Administración Municipal ]]></institution>
<addr-line><![CDATA[Placetas Villa Clara]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Central &#8220;Marta Abreu&#8221; de Las Villas Facultad de Química y Farmacia Departamento de Ingeniería Química]]></institution>
<addr-line><![CDATA[Santa Clara Villa Clara]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad de Sancti Spíritus José Martí Pérez Centro de Estudios de Energía y Procesos Industriales ]]></institution>
<addr-line><![CDATA[ Sancti Spíritus]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad Central &#8220;Marta Abreu&#8221; de Las Villas Facultad de Ingeniería Mecánica e Industrial Centro de Estudios Energéticos y de Tecnologías Ambientales (CEETA)]]></institution>
<addr-line><![CDATA[Santa Clara Villa Clara]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2024</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2024</year>
</pub-date>
<volume>51</volume>
<numero>1</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S2223-48612024000100005&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S2223-48612024000100005&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S2223-48612024000100005&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción:  Una oportunidad para el desarrollo local de Placetas, un municipio en la región central de Cuba, es el aprovechamiento del biogás generado con los residuales porcinos de su Centro Genético como alternativa energética para el secado de diferentes materiales disponibles en la zona.  Objetivo:  Presentar una propuesta tecnológica de secadero multipropósito para granos, tubérculos, plantas proteicas y fertilizante orgánico, que utiliza biogás generado con residuales porcinos como fuente energética.  Materiales y Métodos:  Se identificaron los parámetros físico-químicos de las corrientes involucradas, se seleccionaron las tecnologías adecuadas, se estimaron las demandas del proceso y se diseñó un secador rotatorio por el método de alta temperatura.  Resultados y Discusión:  Se seleccionó un esquema de secado directo en un equipo rotatorio, garantizando facilidad en el manejo de los sólidos granulares no adherentes y utilizando mezclas de aire y gases de la combustión del biogás como alternativa energética. La propuesta tecnológica permite tratar 300 kg/h de material húmedo. Se satisface la prestación del servicio de secado a formas productivas de la zona y las necesidades productivas propias. Para tubérculos y plantas proteicas, atendiendo a su humedad inicial, se propuso un esquema de secado semicontinuo con dos pases y una tolva para el almacenamiento y reciclo del material. El secador rotatorio requiere 0,7 m de diámetro y de 3,0 m de longitud.  Conclusiones: La propuesta desarrollada satisface las demandas productivas con seguridad, eficiencia energética, productividad y sostenibilidad, contribuyendo a la reducción del impacto ambiental y al incremento de la efectividad técnico económica.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  An opportunity for the local development of Placetas, a municipality in the central region of Cuba, is the use of biogas generated from the swine waste from its Genetic Center as an energy alternative for the drying of different materials available in the area.  Objective: To present a technological proposal for a multipurpose dryer for grains, tubers, protein plants and organic fertilizer, using biogas generated from swine waste as an energy source.  Materials and Methods: The physicochemical parameters of the streams involved were identified, appropriate technologies were selected, process demands were estimated, and a rotary dryer was designed using the high-temperature method.  Results and Discussion:  A direct drying scheme was selected in a rotary equipment, ensuring ease in the handling of non-adherent granular solids and using mixtures of air and gases from biogas combustion as an energetic alternative. The technological proposal allows the treatment of 300 kg/h of wet material. It satisfies the drying service provided to productive forms of the area and their own productive needs. For tubers and protein plants, according to their initial humidity, a semi-continuous drying scheme was proposed with two passes and a hopper for storage and recycling of the material. The rotary dryer requires 0.7 m in diameter and 3.0 m in length. Conclusions: The developed proposal satisfies the productive demands with safety, energy efficiency, productivity and sustainability, contributing to the reduction of environmental impact and to the increase of the technical-economic effectiveness.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[biogás]]></kwd>
<kwd lng="es"><![CDATA[granos]]></kwd>
<kwd lng="es"><![CDATA[multipropósito]]></kwd>
<kwd lng="es"><![CDATA[secador]]></kwd>
<kwd lng="es"><![CDATA[tecnológica]]></kwd>
<kwd lng="es"><![CDATA[tubérculos]]></kwd>
<kwd lng="en"><![CDATA[biogas]]></kwd>
<kwd lng="en"><![CDATA[grains]]></kwd>
<kwd lng="en"><![CDATA[multipurpose]]></kwd>
<kwd lng="en"><![CDATA[dryer]]></kwd>
<kwd lng="en"><![CDATA[technological]]></kwd>
<kwd lng="en"><![CDATA[tubers]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Boffill]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Calcines]]></surname>
<given-names><![CDATA[C.M.]]></given-names>
</name>
<name>
<surname><![CDATA[Sánchez]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Modelo general para contribuir al desarrollo local, basado en el conocimiento y la innovación en Cuba]]></article-title>
<source><![CDATA[Ingeniería Industrial]]></source>
<year>2009</year>
<volume>30</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>1-5</page-range></nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bogdanski]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Dubois]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[Jamieson]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Krell]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<source><![CDATA[Making integrated food-energy systems work for people and climate: an overview]]></source>
<year>2011</year>
<publisher-loc><![CDATA[Rome ]]></publisher-loc>
<publisher-name><![CDATA[FAO]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cacua]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Amell]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Olmos]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Estudio comparativo entre las propiedades de combustión de la mezcla biogás-aire normal y biogás-aire enriquecido con oxígeno]]></article-title>
<source><![CDATA[Ingeniería e Investigación]]></source>
<year>2011</year>
<volume>31</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>233-41</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Correa]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[González]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Hernández]]></surname>
<given-names><![CDATA[Á.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[La gestión energética local: elemento del desarrollo sostenible en Cuba]]></article-title>
<source><![CDATA[Revista Universidad y Sociedad]]></source>
<year>2017</year>
<volume>9</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>59-67</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Guardado]]></surname>
<given-names><![CDATA[J.A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Diseño y construcción de plantas de biogás sencillas]]></source>
<year>2007</year>
<page-range>22-6</page-range><publisher-name><![CDATA[Editorial Cubasolar]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ley]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Pérez]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[Zuorro]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Procedimiento para la formulación de oportunidades de negocios. Estudio de casos en la industria, de Villa Clara, Cuba.]]></article-title>
<source><![CDATA[Revista Universidad y Sociedad]]></source>
<year>2021</year>
<volume>13</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>319-29</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[McCabe]]></surname>
<given-names><![CDATA[W.L.]]></given-names>
</name>
<name>
<surname><![CDATA[Smith]]></surname>
<given-names><![CDATA[J.L.]]></given-names>
</name>
<name>
<surname><![CDATA[Harriot]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<source><![CDATA[Unit Operations For Chemical Engineering]]></source>
<year>1993</year>
<edition>Fifth</edition>
<page-range>285-494</page-range><publisher-name><![CDATA[Mc Graw-Hill Book Company]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mujundar]]></surname>
<given-names><![CDATA[A.S.]]></given-names>
</name>
</person-group>
<source><![CDATA[Handbook of Industrial Drying]]></source>
<year>2015</year>
<edition>Cuarta</edition>
<page-range>381-90</page-range><publisher-name><![CDATA[CRC Press Taylor &amp; Francis Group]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pérez]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[de Armas]]></surname>
<given-names><![CDATA[A.C.]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Pérez]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Estrategia innovativa en el estudio de alternativas de industrialización de la yuca como oportunidad de negocios]]></article-title>
<source><![CDATA[Centro Azúcar]]></source>
<year>2014</year>
<volume>41</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>59-66</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pérez]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[González]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Ley]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[García]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Miño]]></surname>
<given-names><![CDATA[J.E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Potencialidad técnico-económica para la producción de casabe en Cuba]]></article-title>
<source><![CDATA[+ Ingenio, Revista de Ciencia Tecnología e Innovación]]></source>
<year>2019</year>
<volume>1</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>45-56</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pérez]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[González]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Ley]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Concepción]]></surname>
<given-names><![CDATA[D.N.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[El desarrollo de procesos y la asimilación de tecnologías en el perfeccionamiento de la industria agroalimentaria]]></article-title>
<source><![CDATA[Revista Universidad y Sociedad]]></source>
<year>2020</year>
<volume>12</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>364-9</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pérez]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[González]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Ley]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Procedimiento estratégico de desarrollo de procesos agroindustriales complementado con asimilación tecnológica]]></article-title>
<source><![CDATA[Centro Azúcar]]></source>
<year>2021</year>
<volume>48</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>47-58</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pérez]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[Rodríguez]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Acosta]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[López]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Diseño óptimo económico de una planta de harina con secado neumático de pastas de Manihot esculenta Crantz]]></article-title>
<source><![CDATA[Centro Azúcar]]></source>
<year>2022</year>
<volume>49</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>81-94</page-range></nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pérez]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[López]]></surname>
<given-names><![CDATA[L.M.]]></given-names>
</name>
<name>
<surname><![CDATA[Rodríguez]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Chimenos]]></surname>
<given-names><![CDATA[J.M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Aspectos metodológicos para la conducción de proyectos locales que generan y utilizan energéticamente el biogás]]></article-title>
<source><![CDATA[Revista Universidad y Sociedad]]></source>
<year>2022</year>
<volume>14</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>474-83</page-range></nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pérez]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[Acosta]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[González]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Ley]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Optimum economic design of an acetylated gelatinized starch plant from Manihot esculenta Crantz]]></article-title>
<source><![CDATA[Afinidad]]></source>
<year>2022</year>
<volume>LXXIX</volume>
<numero>596</numero>
<issue>596</issue>
<page-range>121-9</page-range></nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pérez]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[Dustet J.C.]]></surname>
<given-names><![CDATA[Ley]]></given-names>
</name>
<name>
<surname><![CDATA[N.]]></surname>
<given-names><![CDATA[González E.]]></given-names>
</name>
<name>
<surname><![CDATA[Miño J.E.]]></surname>
<given-names><![CDATA[Liliana S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Obtención y propuesta tecnológica para almidón precoloidal proveniente de Manihot esculenta Crantz]]></article-title>
<source><![CDATA[Afinidad]]></source>
<year>2022</year>
<volume>79</volume>
<numero>595</numero>
<issue>595</issue>
<page-range>201-8</page-range></nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Perry]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Green]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Maloney]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Chemical Engeering Handbook]]></source>
<year>1997</year>
<edition>Séptima</edition>
<page-range>12-81</page-range><publisher-name><![CDATA[Mc Graw-Hill Book Company]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Srikiatden]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Roberts]]></surname>
<given-names><![CDATA[J.S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Moisture transfer in solid food materials: A Review of mechanisms, models and measurements]]></article-title>
<source><![CDATA[International Journal of food properties]]></source>
<year>2007</year>
<volume>10</volume>
<page-range>739-77</page-range></nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Suárez]]></surname>
<given-names><![CDATA[V.D.]]></given-names>
</name>
<name>
<surname><![CDATA[López]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
<name>
<surname><![CDATA[Álvarez]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Estimación de la producción de biogás a partir de un modelo de simulación de procesos]]></article-title>
<source><![CDATA[Centro Azúcar]]></source>
<year>2019</year>
<volume>46</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>73-85</page-range></nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Treybal]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<source><![CDATA[Operaciones con Transferencia de Masa]]></source>
<year>1997</year>
<edition>second</edition>
<page-range>723-80</page-range><publisher-name><![CDATA[McGraw-Hill]]></publisher-name>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
