WERIONO, W. Analisis Kekuatan Material Karet 79-81 D Akibat Pengaruh Kelenturan. SAINSTEK, [S. l.], v. 9, n. 1, p. 25–33, 2021. Disponível em: https://ejournal.sttp-yds.ac.id/index.php/js/article/view/30. Acesso em: 24 feb. 2026.