Gemanam, S. J., Egwuchi, B. O., Sombo, T., Agba, E. H., & Daniel, T. (2022). MEASUREMENT OF GAMMA RADIATION EMISSION FROM NATURALLY OCCURRING RADIOACTIVE SAMPLES OF USHONGO GEOLOGICAL ROCKS, NORTH CENTRAL NIGERIA. Nigerian Journal of Physics, 31(2), 47–51. Retrieved from https://njp.nipngr.org/index.php/njp/article/view/58