1405-9436 1405-9436 S1405-94362020000100188 10.32870/lv.v6i51.7056 México 00 06 2020 00 06 2020 6 51 188 214

2003 1980 2012 13 1 1 81-4 1999 2011 2011 2004 187-94 2012 13 1 1 84-7 Horizontal y GIRE 2018 2013 2011 2008 20 40 40 2012 19 2 2 241-54 2004 30 1999 2013 1986 1991 1993