TAMUNTUAN, G.; BIJAKSANA, S.; GAFFAR, E.; RUSSELL, J.; SAFIUDDIN, LA O.; HULISELAN, E. The Magnetic Properties of Indonesian Lake Sediment: A Case Study of a Tectonic Lake in South Sulawesi and Maar Lakes in East Java. Journal of Mathematical and Fundamental Sciences, v. 42, n. 1, p. 31-48, 21 Jul. 2013.