In Russian. Oparin, Alexander Mikhailovich. Selection of optimal technological schemes for transport in alluvial mines using graph theory. Yakutsk: Yakut.un-t, 1976. Vybor optimal'nykh tekhnologicheskikh skhem transporta na rossypnykh shakhtakh s pomoshch'yu teorii grafov. In Russian /Selection of optimal transport patterns in alluvial mines using graph theory . 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. SKU6965923