Aliyu, Umar Sa'ad, Abdulkarim Muhammad Hamza, Ibrahim Gana Geidam, and Adamu M Usman. 2019. “Radiometric Evaluation of Radionuclides in Some Selected Mining Sites across Azara Development Area of Nasarawa State, Nigeria”. Journal of Science and Mathematics Letters 8 (1): 27-36. https://doi.org/10.37134/jsml.vol8.1.4.2020.