KEMP, S. M.; ECKERMAN, D. A. Direct Analysis of Contingencies using Working Models. Mexican Journal of Behavior Analysis, [S. l.], v. 21, n. 3, p. 27–46, 2011. DOI: 10.5514/rmac.v21.i1.ESP.25410. Disponível em: https://revistas.unam.mx/index.php/rmac/article/view/25410. Acesso em: 7 may. 2024.