Mendez F, Mendez M, Triga VVT. Direct democracy in the European Union: how comparative federalism can help us understand the interplay of direct democracy and european integration. RCP [Internet]. 13 de enero de 2020 [citado 4 de mayo de 2024];29(1):57-83. Disponible en: https://ojs.uc.cl/index.php/rcp/article/view/8170