DE GROOT, Gerard René. THE SYSTEM OF PROTECTION OF REGIONAL OR MINORITY LANGUAGES WITHIN THE COUNCIL OF EUROPE. POLISSEMA, [S. l.], p. 55–86, 2024. DOI: 10.34630/polissema.vi.5639. Disponível em: https://parc.ipp.pt/index.php/Polissema/article/view/5639. Acesso em: 16 oct. 2024.