Report on IP and magnetic survey over Cijaringao Area - Garut West Java
Report on ip and magnetic survey in Dalangturu prospect, Trenggalek East Java
Laporan penyelidikan geofisika csamt ip dan magnetik Pongkor blok Cupak Kawung, Ciguha, Kubang Cicau, Cisuren, dan sekitarnya geophysics and geodesy SPK No. 07.1-14.2009