Singh, Tejbir, and Parjit S. Singh. “Partial As Well As Total Photon Interaction Effective Atomic Numbers for Some Concretes”. Journal of Nuclear Physics, Material Sciences, Radiation and Applications 1, no. 1 (August 9, 2013): 97–105. Accessed May 8, 2024. https://jnp.chitkara.edu.in/index.php/jnp/article/view/184.