“KARAKTERISASI PLASTIK BIODEGRADABEL BERBAHAN DASAR POLY LACTID ACID DAN PATI BIJI DURIAN”. EINSTEIN (e-Journal) 2, no. 3 (October 1, 2014). Accessed March 20, 2026. https://jurnal.unimed.ac.id/2012/index.php/einsten/article/view/5332.