Beegerite from Soviet Union (1922-1991)
Azerbaijan | |
| Int J Econ & Environ Geology Vol 1(2) pp 25-29 |
Russia | |
| Groznova, E.O., Dobrovol’skaya, M.G., Kovalenker, V.A., Davydov, K.V., Bitarov, V.T., and Razin, M.V. (2006): Geology of Ore Deposits 48(2), 108-133. |