“Pengaruh Campuran Nano Partikel Abu Tandan Kosong Kelapa Sawit (ATKKS) Dan Carbon Black Terhadap Sifat Mekanik Kompon Karet”. 2020. EINSTEIN (e-Journal) 8 (1): 32-39. https://doi.org/10.24114/einstein.v8i1.14103.