1. 1) H. N. LEE; Radionuclides: Their Biogeochemical Cycles and the Impacts on the Biosphere, S. E. JORGENSEN and B. FATH (eds), “Encyclopedia for Environment”, pp. 2966-2975 (2008), Encyclopedia of Ecology, Vols. 1-5., Elsevier Science, The Netherlands.
2. 2) M. EISENBUD and T. GESELL; “Environmental Radioactivity (Fourth Edition)”, (2000), Academic Press, New York, U. S. A.
3. METEOROLOGICAL BENEFITS FROM ATMOSPHERIC NUCLEAR TESTS
4. 4) D. J. JACOB; “Introduction to Atmospheric Chemistry”, (1999), Princeton University Press, New Jersey, USA.
5. 5) M. AOYAMA; Geochemical studies on behavior of anthropogenic radionuclides in the atmosphere, Ph D thesis, Kanazawa University (1999).