VRANJEŠ, M. ON THE SOURCES OF EUROPEAN UNION TAX LAW. Law - Theory and Practice, [S. l.], v. 23, n. 3-4, p. 3–10, 2006. Disponível em: https://casopis.pravni-fakultet.edu.rs/index.php/ltp/article/view/512. Acesso em: 17 may. 2026.