«The Secret Police as a Means of Social Engineering in the Polish People’s Republic: The University Enrolment Process in 1947-1956», cian, vol. 18, n.º 2, pp. 237–259, dic. 2015, Accedido: 4 de febrero de 2026. [En línea]. Disponible en: https://e-revistas.uc3m.es/index.php/CIAN/article/view/2904