1659-4436 1659-4436 S1659-44362017000100001 10.15517/pensarmov.v15i1.29637 Costa Rica 00 06 2017 00 06 2017 15 1 1 14 2001 2013 4ta 2012 15 15 16-27 2009 2da 2009 2013 48 1 1 143-91 1984 1989 2000 2da 2016 2017 15 1 1 17-33