IBRAHIM, Ahmadu. Assessment of Gross Alpha Radioactivity and Derived ²²²Rn Activity Concentrations in Groundwater Sources in Mubi-North Metropolis, Adamawa State, Nigeria. Nigerian Journal of Physics, [S. l.], v. 35, n. 2, p. 18–21, 2026. DOI: 10.62292/njp.v35i2.2026.532. Disponível em: https://njp.nipngr.org/index.php/njp/article/view/532. Acesso em: 10 apr. 2026.