1. Physical behavior and geologic control of radon in mountain streams;Rogers;U.S. Geol. Surv. Bull.,1958
2. The variation of radioactivity of hot springs;Shiratori;Sci. Rep. Tohoku Univ.,1928
3. A precursor of a strong tectonic earthquake;Ulomov;Geophys. Dokl. Akad. Nauk SSSR,1967
4. Studies of forecasting earthquakes in the light of the abnormal variations of Rn concentrations in groundwater;Liu;Acta Geophys. Sin.,1975
5. Visualization of latent damage trails, part 1;Monnin;Nucl. Inst. Meth.,1980