Renuncia y recuperación del derecho de viudedad aragonés / Waiver and restoration of the right of widowhood of Arago. RDC [Internet]. 2017 Jul. 2 [cited 2026 Apr. 25];4(2):pp. 121-151. Available from: https://www.nreg.es/ojs/index.php/RDC/article/view/250