Gelfer,A. A. inzh. F. G. Zbrozhek. Ovragi i borba s nimi: Predotvrashchenie obrazovaniya ovragov, prekrashchenie ikh rosta i ustroystvo v nikh vodokhranilishch./Gelfer, A. A. Eng. F. G. Zbrozek. Gorges and their Control: Preventing the formation of gullies, stopping their growth, and constructing reservoirs in them. In Russian (ask us if in doubt). - landofmagazines.com

TransliterationGelfer,A. A. inzh. F. G. Zbrozhek. Ovragi i borba s nimi: Predotvrashchenie obrazovaniya ovragov, prekrashchenie ikh rosta i ustroystvo v nikh vodokhranilishch.

In EnglishGelfer, A. A. Eng. F. G. Zbrozek. Gorges and their Control: Preventing the formation of gullies, stopping their growth, and constructing reservoirs in them. In Russian (ask us if in doubt).

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