Zamzami Y, Savetlana S, Ibrahim GA. PENGARUH UKURAN FLY ASH PADA KEKUATAN BENDING KOMPOSIT RESIN EPOXY. JITM [Internet]. 2013Oct.10 [cited 2025Sep.25];1(4). Available from: https://journal.eng.unila.ac.id/index.php/fema/article/view/81