References:
- Pavlyshyn, V. I.; Voznyak, D. K.; Melnikov, V. S.; Kulchitska, G. O.; Bugaenko, V. M. (2000): Mineralogical characteristics of the potential rare-metal ore deposits of Ukraine. Mineralogicheskii Zhurnal, 22, 29-38.
- Szakáll, S., Ed. (2002): Minerals of the Carpathians. Christian Weise Verlag, Munich, Germany, 480 pp.