Detailed work in the Long Bia and Long Laai areas, N.E Kalimantan (exploration of parts of the Long Sului-Long Kujau Lineamenent) 1986-1987 report
Detailed work in the Long Laai area, N.E Kalimantan (The Long Laai Project) phase II (1985-1986) report
The epitermel gold-silver tellurides deposits of Citambal-Cineam, Tasikmalaya, West Java, Indonesia