HILMA, R.; AKBAR, U.; PRASETYA, .-. OPTIMUM CONDITION OF BIOETANOL PRODUCTION VIA ACIDIC HYDROLYSIS FROM PINEAPLE (Ananas comosus Merr.) PEEL WASTE IN KUALU VILLAGE-KAMPAR. Photon: Jurnal Sain dan Kesehatan, [S. l.], v. 7, n. 02, p. 135–142, 1930. DOI: 10.37859/jp.v7i02.519. Disponível em: https://ejurnal.umri.ac.id/index.php/photon/article/view/519. Acesso em: 31 oct. 2025.