Kajian Kualitas Briket Biomassa dari Sekam Padi dan Tempurung Kelapa. Jurnal Kimia Valensi, [S. l.], v. 2, n. 2, p. 136–142, 2016. DOI: 10.15408/jkv.v2i2.4054. Disponível em: https://journal.uinjkt.ac.id/valensi/article/view/4054. Acesso em: 14 oct. 2025.