Khoonphunnarai, P., S. Konruang, and P. Yongsiriwit. “Gamma shielding efficiency of sedimentary rock-based concrete blocks under Co-60 irradiation”. Journal of Applied Research on Science and Technology (JARST), vol. 25, no. 2, June 2026, p. 263233, doi:10.60101/jarst.2026.263233.