García García, A., Viúdez González, álvaro, & Lefkowitz, J. G. (2014). The influence of the parents’ educational level and participants’ age in the derivation of equivalence-equivalence. Psicothema, 26(Número 3), 314–320. Recuperado a partir de https://reunido.uniovi.es/index.php/PST/article/view/10475