Offshore Drilling for Tin Exploration in Indonesia. The Equipment and the Exploration Techniques

von Sujitno, Sutedjo
Veröffentlicht in Seminar on Drilling and Sampling Techniques in Tin Prospecting (1. : 1979 : Ipoh) Drilling and sampling techniques in tin prospecting (1981)

Offshore Survey for Tin in Indonesia

von Simatupang, M.
Veröffentlicht in Seminar on Drilling and Sampling Techniques in Tin Prospecting (1. : 1979 : Ipoh) Drilling and sampling techniques in tin prospecting (1981)