ANALISIS PENGARUH ORIENTASI SERAT TERHADAP KEKUATAN IMPAK DAN MODEL PATAHAN KOMPOSIT POLYESTER BERPENGUAT SERAT GAHARU. Machine : Jurnal Teknik Mesin, [S. l.], v. 4, n. 2, p. 15–20, 2018. DOI: 10.33019/jm.v4i2.642. Disponível em: https://journal.ubb.ac.id/index.php/machine/article/view/642. Acesso em: 5 may. 2026.