PEMANFAATAN FLY ASH BATU BARA UNTUK KEBUTUHAN RANTAI PASOK BAHAN KOSTRUKSI. j.of Sustainable civ. Engineering (JOSCE) [Internet]. 2023 Oct. 18 [cited 2025 Jun. 16];5(02):159-65. Available from: https://www.lppm-unbaja.ac.id/ejournal/index.php/josce/article/view/2857