NIȚĂ, Manuela. FORMAL SOURCES OF INTERNATIONAL TRADE LAW. SPECIAL VIEW ON CUSTOM . International Journal of Legal and Social Order, [S. l.], v. 1, n. 1, 2022. DOI: 10.55516/ijlso.v1i1.81. Disponível em: //ijlso.ccdsara.ro/international-journal-of-legal-a/article/view/81. Acesso em: 3 may. 2024.