López-Ramos, Yolanda, Esperanza Navarro-Pardo, Juan Joséz Fernández Muño, e Ricardo Pocinho. 2018. «Characterising Spanish Retirees Enrolled in University Programs: Four Differentiated Profiles». Revista Lusófona De Educação 38 (38). https://doi.org/10.24140/issn.1645-7250.rle38.10.