Comparison of activity concentration of 238U, 232Th and 40K in different Layers of subsurface Structures in Dei-Dei and Kubwa, Abuja, northcentral Nigeria

Autor: Maxwell, Omeje, Wagiran, Husin, Ibrahim, Noorddin, Lee, Siak Kuan, Sabri, Soheil
Zdroj: In Radiation Physics and Chemistry October 2013 91:70-80
Databáze: ScienceDirect