1. A review on natural background radiation;Shahbazi-Gahrouei;Adv. Bio. Res.,2013
2. Report to the General Assembly, with Scientific Annexes,2008
3. European code against cancer 4th edition: ionising and non-ionizing radiation and cancer;McColl;Can. Epi.,2015
4. National council on radiation protection and measurements, NCRP report No;160 - Ionizing Radiation Exposure of the Population of the United States,2009
5. A sting in the tail of electron tracks;Michael;Science,2000