SIREGAR, Muhammad Affan; BUKIT, Nurdin. KARAKTERISASI ZEOLIT ALAM DAN ABU SEKAM PADI SEBAGAI BAHAN PENGISI TERMOPLASTIK HDPE (HIGH DENSITY POLYETHYLENE). EINSTEIN (e-Journal), [S. l.], v. 2, n. 2, 2014. DOI: 10.24114/einstein.v2i2.5276. Disponível em: https://jurnal.unimed.ac.id/2012/index.php/einsten/article/view/5276. Acesso em: 12 oct. 2025.