ACKERMAN, A. L.; LATTAL, K. A. Shaping Cooperative Responding: A Systematic Replication of Daniel (1942). Mexican Journal of Behavior Analysis, [S. l.], v. 45, n. 2, 2019. DOI: 10.5514/rmac.v45.i2.75575. Disponível em: https://revistas.unam.mx/index.php/rmac/article/view/75575. Acesso em: 4 may. 2024.