Kajian Sifat Fisis dan Kimia Bio-Briket Campuran Tempurung Kelapa dan Sekam Padi. Magnetic: Research Journal of Physics and It’s Application, [S. l.], v. 1, n. 1, p. 18–25, 2021. DOI: 10.59632/magnetic.v1i1.70. Disponível em: https://ejurnal.unisap.ac.id/magnetic/article/view/70. Acesso em: 1 feb. 2026.