JAUHIR, Hafizan; ZAIN, Sharifuddin; MUSTAFA, Zainol; KHAMIS, Azme. Ramalan Kepekatan Oksigen Terlarut Menggunakan Analisis Siri Masa di Sungai Langat, Hulu Langat Selangor. MATEMATIKA, [S. l.], v. 17, p. 77–87, 2001. DOI: 10.11113/matematika.v17.n.108. Disponível em: https://matematika.utm.my/index.php/matematika/article/view/108. Acesso em: 3 may. 2024.