Adhi Satriyatama, Amaldi H, Ibrahim MM, Ramelan A. Komposit Grafit-Polistirena Diperkuat Poliuretan sebagai Penyerap Gelombang Akustik : Fabrication of Polyurethane Composite Foam with Graphite-Polystyrene Filler for Improved Sound Absorption. JMMI [Internet]. 2019Dec.31 [cited 2026Jan.18];2(3):14-0. Available from: http://materialmetalurgi.id/index.php/JMMI/article/view/62