Castilla, H. A., Caycho, T. P., Shimabukuro, M. and Valdivia, A. A. (2014) “Perception of family functioning: psychometric analysis of Family APGAR Scale in adolescents in Lima”, Propósitos y Representaciones. Journal of Educational Psychology, 2(1), pp. 49–78. doi: 10.20511/pyr2014.v2n1.53.