Hernández-Carrillo, Manuel Martín. “Widow’s Pension, Gypsy Marriage and Debal Couples”. Journal of Labor and Social Security Legal Studies (REJLSS), no. 3 (September 22, 2021): 291–297. Accessed July 22, 2024. https://revistas.uma.es/index.php/REJLSS/article/view/13543.