NOVRIANTI, Novrianti; UMAR, Mursyidah. Studi Laboratorium Pengaruh Variasi Temperatur Pemanasan Arang Batok Kelapa Terhadap Thickening Time dan Free Water Semen Pemboran. Journal of Earth Energy Engineering, [S. l.], v. 6, n. 1, p. 38–43, 2017. DOI: 10.22549/jeee.v6i1.632. Disponível em: https://journal.uir.ac.id/index.php/JEEE/article/view/632. Acesso em: 20 apr. 2024.