H. Florou, K. Kehagia, C. H. Chaloulou, V. Koukouliou and C. H. Lykomitrou, “Determination of Radionuclide in Mystiques Galloprovicialis by Alpha and Gamma-Spec- troscopy,” Mediterranean Marine Science, Vol. 5, No. 1, 2004, p. 117.
 N. W. El-Dine, A. El-Shershaby, F. Ahmed and A. S. Abdel-Haleem, “Measurement of Radioactivity and Radon Exhalation Rate in Different Kinds of Marbles and Granites,” Applied Radiation and Isotopes, Vol. 55, 2001, p. 853. doi:10.1016/S0969-8043(01)00107-5
 T. A. Salama, U. Seddik, T. M. Dsoky, A. Morsy and R. Asser, “The Influence of the Nature of Soil and Plant and Pollution on the 238U, 232Th, 222Rn and 220Rn Concentrations in Various Natural Honey Samples Using Nuclear Track Detectors: Impact on the Adult Consumers,” Indian Academy of Sciences, Vol. 62, No. 2, 2006, p. 269.
 H. Surbeck, “Alpha Spectrometry Sample Preparation Using Selectively Adsorbing Thin Films,” ICRM Conference on Low Level Radioactivity Measurement Techniques, Mol, Belgium, 18-22 October, 1999, pp. 97-100.
 M. M. El-Hawary, M. M. Mansy, A. Hussein, A. A. Ammar and A. R. El-Sersy, “Construction of a Charged Particle Irradiation Chamber for the Use with Plastic Detectors,” Radiation Physics and Chemistry, Vol. 54, 1999, p. 547. doi:10.1016/S0969-806X(98)00292-8
 H. El-Samman, M. Mansy, A. Hussein, M. El-Hawary and A. R. El Sersy, “Registration Efficiency of Some SSNTDs with Source Area Included,” Nuclear Instruments and Methods in Physics Research Section B, Vol. 155, 1999, p. 426. doi:10.1016/S0168-583X(99)00485-1
 UNSCEAR (United Nations Scientific Committee on the Effects of Atomic Radiation), “Sources Effects and Risks of Ionizing Radiation,” Report to the General Assembly, With Annexes, United Nations, New York, 1988.
 T. A. El-Daly and A. S. Hussein, “Natural Radioactivity Level in Environmental Samples in North Western Desert of Egypt,” Proceedings of the 3rd Environmental Physics Conference, Aswan, Egypt, 19-23 February 2008, pp. 79-88.