Natural radioactivity in the ceramics used in dwellings as construction materialMuhammad Tufail, H.A. Khan, Salman Almakky et al.|The Science of The Total Environment|1992Cited by 26
Gamma Activity in the Bricks Used for the Construction of Dwellings in Rawalpindi and Islamabad Areas of PakistanMuhammad Tufail, Muhammad Zafar, N. Ahmad et al.|Radiation Protection Dosimetry|1991Cited by 25