Bijaksana V, Miefthawati NP. Electricity Potential by Bioethanol Fuel from Pineapple Skin Waste, Kualu Nanas Village, Kampar Regency, Riau. protk [Internet]. 2023 Sep. 4 [cited 2026 Jun. 14];10(3):171-8. Available from: https://ejournal.unkhair.ac.id/index.php/protk/article/view/6263