McLaughlin, J. P., Σιμόπουλος, Σ. Ε., Steinhausler, F., Σιμόπουλος, Σ. Ε., & Steinhaüsler, F. (2005). The natural radiation environment VII: Seventh International Symposium on The Natural Radiation Environment (NRE-VII) Rhodes, Greece, 20-24 May 2002. Amsterdam Boston: Elsevier.

McLaughlin, J. P., Σίμος Ε Σιμόπουλος, F. Steinhausler, Σίμος Ε Σιμόπουλος, and F. Steinhaüsler. The Natural Radiation Environment VII: Seventh International Symposium On The Natural Radiation Environment (NRE-VII) Rhodes, Greece, 20-24 May 2002. Amsterdam Boston: Elsevier, 2005.

McLaughlin, J. P., et al. The Natural Radiation Environment VII: Seventh International Symposium On The Natural Radiation Environment (NRE-VII) Rhodes, Greece, 20-24 May 2002. Amsterdam Boston: Elsevier, 2005.