Mitsios, I. K., D. J. Karangelos, and M. J. Anagnostakis. “Investigation of the Dependence of the Activity Concentration of Natural and Artificial Radionuclides on Particle Size in Surface Soil”. HNPS Advances in Nuclear Physics 24 (April 1, 2019): 217–221. Accessed May 3, 2024. https://eproceedings.epublishing.ekt.gr/index.php/hnps/article/view/1868.