1. An inexpensive radon earthquake prediction concept;Bichard;EOS (Trans., Am. Geophys. Union),1976
2. Monitoring snow water equivalent by using natural soil radioactivity;Bissell;Water Resour. Res.,1973
3. Surveying studies on the groundwater around the construction site of the high flux reactor at the Res;Fukui;Reactor Inst. Kyoto Univ., Kyoto, KURRI-TR-162,1976
4. Acceptable concentration of radon in drinking water;Hems;Air Water Pollut.,1966
5. Stratigraphy of the Plio-Pleistocene Osaka Group in Sennan-Senpoku area, south of Osaka, Japan;Itihara;J. Geosci. Osaka City Univ.,1975