Kuciel, S., A. Liber-Kneć, and S. Zajchowski. “Composites Based on Polypropylene Recyclates and Natural Fibers”. Polimery 55, no. 10 (October 30, 2010): 718-725. Accessed May 12, 2024. https://ichp.vot.pl/index.php/p/article/view/1058.