«The Contract-of-Employment Test Renewed. A Scandinavian Approach to Platform Work». SPANISH LABOUR LAW AND EMPLOYMENT RELATIONS JOURNAL 7, no. 1-2 (octubre 30, 2018): 56–74. Accedido diciembre 5, 2025. https://e-revistas.uc3m.es/index.php/SLLERJ/article/view/4436.