WINDY, Putri May; ARNAWA, I Made; YANITA, Yanita. Semidirect Products. Jurnal Matematika UNAND, [S. l.], v. 8, n. 1, p. 255–259, 2019. DOI: 10.25077/jmu.8.1.255-259.2019. Disponível em: https://jmua.fmipa.unand.ac.id/index.php/jmua/article/view/446. Acesso em: 1 nov. 2026.