DORIS, Omeodu M. Role of Mathematical Competencies in Enhancing Students’ Academic Performance in Physics in Port Harcourt Local Government Area Rivers State. European Scientific Journal, ESJ, [S. l.], v. 15, n. 21, p. 59, 2019. DOI: 10.19044/esj.2019.v15n21p59. Disponível em: https://test.eujournal.org/index.php/esj/article/view/12239. Acesso em: 9 apr. 2025.