1990-8644 1990-8644 S1990-86442021000100157 Ecuador Argentina 00 02 2021 00 02 2021 17 78 157 165

2007 2015 2008 2013 2012 6 1 1 141-58 1999 2003 9 35 35 77-100 Real Academia Española 2020 2006 19 2 2 287-8