Fabrication of Natural Gelcoats (Epoxy/ Pumpkin Peels Fibers) Composites with High Mechanical and Thermal Properties. IHJPAS [Internet]. 2022 Oct. 20 [cited 2024 May 6];35(4):21-36. Available from: https://jih.uobaghdad.edu.iq/index.php/j/article/view/2876