Reyes Seañez, M.A., Ibañez Bernal, C., Mendoza Meraz, G. and Flores Kastanis, E. 2011. Direct and Indirect didactic reference: effects on contextual performance learning. Mexican Journal of Behavior Analysis. 37, 1 (Mar. 2011), 51–67. DOI:https://doi.org/10.5514/rmac.v37.i1.24687.