“Flexible Retirement and Low-Paid Part-Time Work in the Light of Supreme Court Ruling 563 2023 of 19 September (Rec. 4115 2020)”. Revista de Derecho de la Seguridad Social, Laborum, no. 38, Mar. 2024, pp. 171-9, https://revista.laborum.es/index.php/revsegsoc/article/view/951.