RAPHAEL , Akinrolabu Dare; TAMBOU, Joseph Tambara. A comparative analysis of the federal system in USA and Nigeria and its impact on national unity and development. Journal of Global Social Sciences, [S. l.], v. 4, n. 15, p. 142–170, 2023. DOI: 10.58934/jgss.v4i15.190. Disponível em: https://journalsglobal.com/index.php/jgss/article/view/190. Acesso em: 14 may. 2025.