Hydrogen in the European Union’s framework: progress and obstacles. CUADERNOS DE DERECHO TRANSNACIONAL, [S. l.], v. 17, n. 1, p. 597–618, 2025. DOI: 10.20318/cdt.2025.9344. Disponível em: https://e-revistas.uc3m.es/index.php/CDT/article/view/9344. Acesso em: 5 dec. 2025.