SINURAT, Mangoloi; HASIBUAN, Rosmayani; HASIBUAN, Nelma. Utilization water hyacinth to reduce biological oxygen demand (BOD), chemical oxygen demand (COD), pH, odor and color of tofu liquid waste. Jurnal Pendidikan Kimia, [S. l.], v. 9, n. 3, p. 356–361, 2017. DOI: 10.24114/jpkim.v9i3.8909. Disponível em: https://jurnal.unimed.ac.id/2012/index.php/jpk/article/view/8909. Acesso em: 8 jul. 2025.