IFEANYI, Achuenu; ISAH, Lekmang C.; DIBAL, Hyeladi; KUMLENG, Geoffrey Mica. Application of Partial Differential Equation (PDE) and Integral Calculus to Rock Forming Minerals. Sigma&Mu: Journal of Mathematics Education, Mathematics, Statistics and Data Science, [S. l.], v. 4, n. 1, p. 11–23, 2026. DOI: 10.56566/sigmamu.v4i1.428. Disponível em: https://journals.balaipublikasi.id/index.php/sigmamu/article/view/428. Acesso em: 21 mar. 2026.