Ávila Romero A, Sulvarán López JL, Ávila Romero LE. The Mexican state of Chiapas: What has changed in twenty years?. Apuntes CENES [Internet]. 2014 Nov. 28 [cited 2024 Nov. 22];33(58):135-62. Available from: https://revistas.uptc.edu.co/index.php/cenes/article/view/3105