Niobium-tantalum minerals from granitic pegmatites in the Malé Karpaty, Považský Inovec and Žiar Mountains; Western Carpathians, Slovakia

by Novák, Milan, Siman, Pavol, Uher, Pavel, Černý, Petr
Source: 1. Mineralia slovaca 1. 0369-2086 1. Roč. 26, č. 3(1994), s. 157-164