1659-4142 1659-4142 S1659-41422021000100143 10.15517/eci.v11i1.42252 MÉXICO 00 06 2021 00 06 2021 11 1 143 160

1997 53 4 4 404-26 1982 2011 16 3 3 47-74 1968 19 1 1 3-5 2015 34 3 3 237-44 2019 11 1 1 71-86 2010 10 3 3 2014 16 2 2 09-13 2006 2014 14 2 2 161-4 2018 6 34403-21 2001 9 35-41 2015 27 27 154-64 2019 2019 Paris, France 2013 8 8-9 8-9 216-21 2012 2 1 1 1-14 2019 37 5 5 914-6 2016 5 5 5 66 2016 53 1 1 1-5 2017 5 9 9 54-65 2011 49 2 2 123-4 1995 53 3 A 3 A 361-8 1999 50 12 12 1051-63 1996 1 1 1 41-6 1995 24 1 1 36-41 2011 5 4 4 629-48 1994 2 3 3 26-35 1996 47 6 6 415-36 1981 32 5 5 347-63 2007 58 3 3 335-50