Mahmoud A. Elawi, Rasha W. Klaib, and Khalid H. Mehdi. “Appearance of Chance Coincidence in Attenuation Measurements Carried Out by Using Coincidence Technique”. Tikrit Journal of Pure Science 26, no. 1 (December 3, 2022): 92–95. Accessed May 16, 2024. https://tjps.tu.edu.iq/index.php/tjps/article/view/104.