ADRIANDA, Aidil; YANITA. THE FIRST FUNDAMENTAL GROUP OF THE PERMUTATION GROUP. Jurnal Matematika UNAND, [S. l.], v. 15, n. 4, p. 460–465, 2026. DOI: 10.25077/jmua.15.4.460-465.2026. Disponível em: https://jmua.fmipa.unand.ac.id/index.php/jmua/article/view/1406. Acesso em: 21 oct. 2026.