“The Transposition into Spanish Law of Article 1 of Directive 2020 1057 (lex Specialis) on Travel in the International Road Transport Sector”. Revista de Derecho de la Seguridad Social, Laborum, no. 31, July 2022, pp. 243-6, https://revista.laborum.es/index.php/revsegsoc/article/view/582.