FERRER, Ferran; ÚCAR, Xavier. Infancia y sociocultura en Barcelona. EDUCAR, Cerdanyola del Vallès, Spain, v. 13, p. 117–133, 1988. DOI: 10.5565/rev/educar.395. Disponível em: https://educar.uab.cat/article/view/v13-ferrer-ucar. Acesso em: 27 abr. 2025.