AHMAD, Azhar; ALI, Jamaludin. Mencirikan Lengkung Kubik Nisbah Alternatif. MATEMATIKA, [S. l.], v. 22, p. 77–89, 2006. DOI: 10.11113/matematika.v22.n.175. Disponível em: https://matematika.utm.my/index.php/matematika/article/view/175. Acesso em: 1 may. 2024.