2018. Study the Effect of Different Percentages of Natural (Orange Peels and Date Seeds) and Industrial Materials (Carbon and Silica) on the Mechanical and Thermal Properties of Polymeric Reinforced Composites. Al-Khwarizmi Engineering Journal. 14, 4 (Nov. 2018), 16–23. DOI:https://doi.org/10.22153/kej.2018.04.001.