Bioetanol dari Singkong sebagai Sumber Energi Alternatif. Science and Physics Education Journal (SPEJ, [S. l.], v. 6, n. 1, p. 8–14, 2022. DOI: 10.31539/spej.v6i1.5007. Disponível em: https://journal.ipm2kpe.or.id/index.php/SPEJ/article/view/5007. Acesso em: 12 jan. 2026.