ADUGNA, A. Major Problems Associated with Rules on Permanent Establishment under Ethiopian Income Tax Law. Bahir Dar University Journal of Law, [S. l.], v. 9, n. 1, p. 97–122, 2023. DOI: 10.20372/bdujol.v9i1.1366. Disponível em: https://journals.bdu.edu.et/index.php/bdujl/article/view/1366. Acesso em: 4 feb. 2026.