Effect of sulfur and Nano- carbon black on the mechanical properties of hard rubber. Journal of University of Babylon for Engineering Sciences, [S. l.], v. 26, n. 2, p. 127–134, 2018. Disponível em: https://journalofbabylon.com/index.php/JUBES/article/view/1150. Acesso em: 19 apr. 2025.