Zamzami, Yusman, Shirley Savetlana, and Gusri Akhyar Ibrahim. “PENGARUH UKURAN FLY ASH PADA KEKUATAN BENDING KOMPOSIT RESIN EPOXY”. Jurnal Ilmiah Teknik Mesin 1, no. 4 (October 10, 2013). Accessed September 25, 2025. https://journal.eng.unila.ac.id/index.php/fema/article/view/81.