ESCOBAR, R. Observing responses and resistance to extinction. Mexican Journal of Behavior Analysis, [S. l.], v. 37, n. 2, p. 53–71, 2011. DOI: 10.5514/rmac.v37.i2.26139. Disponível em: https://journals.unam.mx/index.php/rmac/article/view/26139. Acesso em: 3 jul. 2024.