1. On the natural radioactivity of rainfall;Damon;Trans. Am. Geophys. Union,1954
2. Engelmann, R.J., 1968. The calculation of precipitation scavenging in meteorology and atomic energy. Slade, D.H. (Ed.), USAEC Report TID-24190, pp. 208.
3. Finck, R.R., Persson, B.R.R., 1980. In situ Ge(Li)-spectrometric measurements of gamma radiation from radon daughters under different weather conditions. Proceedings of the Natural Radiation Environment III, CONF-780422, Springfield, VA, pp. 357–369.
4. Observational study of the scavenging of Radon daughters by precipitation from the atmosphere;Fujinami;Environ. Int.,1996
5. Influence of the precipitation rate on the seasonal variation in the specific radioactivity of short-lived 222Rn daughters in precipitation;Fujinami;J. Radioanal. Nucl. Chem. Lett.,1985