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journalAt: Southwestern Naturalist, 30, 4 By: Tidwell W. D., Thayn G. F.
journalAt: Bulletin of the British Museum (Natural History), Series, Geology, 5, 5 By: Chandler M. E. J.
journalAt: Bulletin of the United States Geological Survey, 163 By: Knowlton F. H.
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bookAt: Fl. Oligots. Sev.-Vost. Mal. Kavkaza, Baku, Izdateľstvo Akademii Nauk Azerbajdzhanskoj SSR By: Kassumova Q. M.
journalAt: Trudy Geologicheskogo Instituta Rossijskoj Akademii Nauk, 612 By: Naugolnykh S. V.