MUTAGAHYWA, Dr.M. Development and testing of locally produced natural rubber (Nr) And Pvc blends. Tanzania Journal of Engineering and Technology, [S. l.], v. 17, n. 1, p. 1–11, 1993. DOI: 10.52339/tjet.v17i1.142. Disponível em: https://tjet.udsm.ac.tz/index.php/tjet/article/view/142. Acesso em: 14 dec. 2025.