Vu, H. Q., V. H. Tran, P. T. Nguyen, N. T. H. Le, and M. T. Le. 2020. “Radiation Shielding Properties Prediction of Barite Used As Small Aggregate in Mortar”. Engineering, Technology & Applied Science Research 10 (6). Greece:6469-75. https://doi.org/10.48084/etasr.3880.