In Russian. Grabovnikov, Valery Arkadyevich. Geotechnological calculations and research in exploration of metal deposits for underground leaching. Moscow: VIEMS, 1978 Geotekhnologicheskie raschety i issledovaniya pri razvedke mestorozhdeniy metallov dlya podzemnogo vyshchelachivaniya/Geotechnological Calculations and Research for Exploration of Metal Deposits for Underground Leaching In Russian. All images are for identification of editions only. Several books of the same edition may be available. Please feel free to request photos of available books. SKU7621010