MANTLE COMPONENT IN PROTEROZOIC GRANITOIDS: EVIDENCE FROM HE ISOTOPES IN ROCKS AND MINERALS - Vetrin V.R.; Kamensky I.L.; Ikorsky S.V. (My University, 2001)
Keywords: Proterozoic; Протерозой; Докембрий::Протерозой; Precambrian::Proterozoic