SALLEH, Shaharuddin. Lambaran Elektronik: Satu Pendekatan Berkomputer Bagi Kaedah Berangka. MATEMATIKA, [S. l.], v. 10, p. 1–6, 1994. DOI: 10.11113/matematika.v10.n.48. Disponível em: https://matematika.utm.my/index.php/matematika/article/view/48. Acesso em: 3 may. 2024.