Durán Bernardino, Manuela. “The Economic and Financial Situation of the Dependency System: An Induced Unsustainability”. Revista de Trabajo y Seguridad Social. CEF, no. 380 (November 7, 2014): 15–44. Accessed May 19, 2024. https://revistas.cef.udima.es/index.php/rtss/article/view/3054.