DR. HASHIL TWAIBU ABDALLAH; DIMESH MAWJI. LEGAL CHALLENGES ON THE DISCHARGING OF ADMINISTRATIVE POWERS IN TANZANIA: A CASE STUDY OF TRADE AND SERVICE MARK OFFICE. International Journal of Legal Developments & Allied Issues, Ahmedabad, India, v. 4, n. 5, p. 550–565, 2018. DOI: 10.55662/. Disponível em: https://journal.thelawbrigade.com/ijldai/article/view/3086. Acesso em: 13 mar. 2026.