Wawan Purwanto, Wagino, Hasan Maksum, Ahmd Arif, Toto Sugiarto. Teknologi Pada Sistemalat Berat [Internet]. UNP PRESS; 2020 [cited 2026 Jul. 16]. Available from: http://unppress.unp.ac.id/index.php/unp-press/catalog/book/26