2218-3620 2218-3620 S2218-36202018000100326 República del Ecuador 00 03 2018 00 03 2018 10 1 326 330

2006 2010 2011 54 8 8 88-98 2013 4 2 2 1-14 2016 65 3 3 122-35 2015 2008 2000 2013 2015 2012 2012 1 1 1-5 2007