1. Radioactive Analysis;Bowen,1963
2. Nuclear-geophysical investigations of drill-holes during prospecting for coal and non-ferrous metals;Bulashevich;Geophys, Polon.,1965
3. The application of neutron activation analysis to the determination of copper in minerals;Dibbs;Can. Mining Met. Bull.,1970
4. Well logging with californium-252;Keys,1969
5. The efficiency of locating copper sulphide ores in drill-hole cores by neutron activation logging;Lobanov;Mining Mineral. Eng.,1966