GUTIÉRREZ R., J.; APARICIO N., C.; LARIOS, R. M. Establíshmerzt of barpressing itt rats using electric sho ch: Evaluation of dzfferertt temporal relationships. Mexican Journal of Behavior Analysis, [S. l.], v. 1, n. 2, p. 107–119, 2011. DOI: 10.5514/rmac.v1.i2.26927. Disponível em: https://revistas.unam.mx/index.php/rmac/article/view/26927. Acesso em: 8 may. 2024.