Ondé Pérez, D., and J. M. Alvarado Izquierdo. “Latent Class Analysis As a Typology Identification Technique”. International Journal of Developmental and Educational Psychology. Revista INFAD De Psicología., vol. 5, no. 1, Sept. 2019, pp. 251-60, doi:10.17060/ijodaep.2019.n1.v5.1641.