1. Electrodeposition of actinides for alpha-spectrometry;Bajo;J. Radioanal. Nucl. Chem.,1999
2. Forms of fall-out 137Cs and 239+240Pu in successive horizons of a forest;Bunzl;J. Environ. Radioact.,1998
3. Ghiassi-Nejad, M., Beitollahi, M.M., Amidi, J., Hafezi, S., 2003. Natural gamma radiation and public external exposure in Iran. Third International WONUC Conference on the Effects of Low and very Low Doses of Ionizing Radiation on Human Health, Tehran, Iran.
4. Global inventory and distribution of fall-out plutonium;Hardy;Nature,1973
5. Plutonium in the environment – a review;Harley;J. Radiat. Res.,1980