1. Committee on the Effects of Atomic Radiation. Sources and effects of ionising radiation;United Nations Scientific,1977
2. Publication No 26;on Radiological Protection, International Commission,1977
3. The effect on populations of exposure to loaz levels of ionising radiation. Third report;Committee, B.E.I.R.,1980
4. Washington Congressional Environmental Study Conference. Radiation standards and public safety. Proceedings of the second congressional seminar on low-level ionising radiation,1978
5. In: BEIR Committee. The effect on populations of exposure to low levels of ionising radiation. Third report;Rossi, H.,1980