Vallejo-Medina, P., Soler, F., Gómez-Lugo, M., Saavedra-Roa, A. and Marchal-Bertrand, L. (2017) “Procedure to validate sexual stimuli: reliability and validity of a set of sexual stimuli in a sample of young colombian heterosexual males”., International Journal of Psychological Research, 10(1), pp. 18–24. doi: 10.21500/20112084.2268.