[1]
Khalaf, M. 2019. Moayad N. Khalaf Effect of Alkali Lignin on Heat of Fusion, Crystallinity and melting points of Low density polyethylene(LDPE), Meduim density polyethylene(MDPE) and High density polyethylene(HDPE). University of Thi-Qar Journal of Science. 2, 2 (May 2019), 89-95.