1. Taylor LS Radiation Protection Standards. (1971) CRC: Boca Raton USA.
2. ICRP 1990 Recommendations of the International Commission on Radiological Protection, ‘ICRP Pub. 60’ (1990) Oxford: Pergamon.
3. ICRP The 2007 recommendations of the International Commission on Radiological Protection ICRP103. (2007) Elsevier: Amsterdam.
4. BEIR 1990 The Health Effects of Exposure to Low Levels of Ionizing Radiation-BEIR V, (1990) Washington: National Academy Press.
5. BEIR VII The Health Effects of Exposure to Low Levels of Ionizing Radiation-BEIR VII, (2007) Washington: National Academy Press.