Fiber Plastic Composite made from Old Corrugated Paper and Polyprophylene (PP) with Addition of Maleic Anhydride (MAH) and Benzoil Peroxide (BP) - Tampubolon, Nova; Alumni Program Studi Kehutanan, Fakultas Pertanian, Universitas Sumatera Utara 20155 (Program studi Kehutanan USU, 2013)