Ma’aji, A. A., Olanrewaju, A. I., Onifade, Y. S. and Bello, R. (2024) “Evaluation of Radon Concentration in Soil Sample from Boreholes in Kaltungo Local Government Area of Gombe State, Nigeria”, Nigerian Journal of Physics, 33(1), pp. 28–35. doi: 10.62292/njp.v33i1.2024.205.