Yusuf, U., A. Fagge, S. Jabaka, A. Baju, I. M. Shamsuddeen, and . A. Isah. “Estimation of Radiation Dose in Building Materials Used In Federal University Gusau Using Gamma-Ray Spectroscopy Analysis”. International Journal of Science for Global Sustainability, vol. 9, no. 4, Dec. 2023, pp. 34-39, doi:10.57233/ijsgs.v9i4.546.