Sufriadin, S., S. Widodo, A. Ito, T. Otake, and K. Sanematsu. “Geochemical Study of Ultramafic Rocks from Latowu Area of North Kolaka, Southeast Sulawesi and Its Implication for CO2 Sequestration”. Journal of Degraded and Mining Lands Management, vol. 5, no. 4, July 2018, pp. 1403-8, doi:10.15243/jdmlm.2018.054.1403.