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STUDY THE EFFECT OF POLYPROPYLENE FIBERS IN SOME MECHANICAL AND PHYSICAL PROPERTIES OF RIGID POLYURETHANE FOAM COMPOSITES. J. eng. sustain. dev. 2016;20(4):71-87. Accessed May 4, 2024. https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/581