A. A. Aremu, A. A. Ismail, E. A. Oni, O. O. Oladapo, T. A. Olajide, and O. M. Oni, “Assessment of Indoor and Soil-Gas Radon Concentration of a Quarry Site in Eiyekorin, Kwara State”, njtep, vol. 2, no. 2, pp. 118–124, Jun. 2024, doi: 10.62292/njtep.v2i2.2024.43.