Adžć, 1979, Determination of Th, U and K in some national coals, Fizika, 11, 74
Kukoč, 1977, Determination of Th, U and K in monazite and quartz sands, Fizika, 9, 37
Kukoč, A.H. Natural gamma-ray spectra studies with Ge(Li) spectrometer in large samples, and the determination of Th, U and K. (To be published)
Kukoč, 1977