“Is It Necessary to Reform the Art. 7 of the Spanish Social Security General Law Taking into Account the Law of the Flag Connecting Factor Decline?”. Revista de Derecho de la Seguridad Social, Laborum, no. 5 (October 11, 2015). Accessed November 6, 2026. https://revista.laborum.es/index.php/revsegsoc/article/view/65.