Simanjuntak GA, Harahap MH. KARAKTERISASI PLASTIK BIODEGRADABEL BERBAHAN DASAR POLY LACTID ACID DAN PATI BIJI DURIAN. einstein e-j. [Internet]. 2014 Oct. 1 [cited 2025 Oct. 12];2(3). Available from: https://jurnal.unimed.ac.id/2012/index.php/einsten/article/view/5332