NUGRAHA, Isna; ANSHORI, Husna Zaka; ARIER, Tivani Nava; ALIYA, Izra Noor; NINGRUM, Dwi Mulyati; GUFRON, Achmad. Utilization of Siwalan Waste (Borassus flabellifer L.) as a Prototype of Active Carbon-Based Batteries Using Brunauer Emmett Teller (BET) and Analysis of Variance (ANOVA) Method. IJIEM - Indonesian Journal of Industrial Engineering and Management, Jakarta, Indonesia, v. 5, n. 3, p. 663–670, 2025. DOI: 10.22441/ijiem.v5i3.23892. Disponível em: https://training-ojs3-publikasi.mercubuana.ac.id/index.php/ijiem/article/view/23892. Acesso em: 28 may. 2026.