In Russian. Dudenkov, Stal Vasilievich. Ore enrichment of non-ferrous and rare metals. Moscow: Nedra, 1976. Obogashchenie rud tsvetnykh i redkikh metallov. In Russian /Enrichment of non-ferrous and rare metal ores . 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. SKU6931986
In Russian. Dudenkov, Stal Vasilievich. Ways of increasing the efficiency of the system of stimulating the expansion of secondary raw materials harvesting. Moscow: 1977. Puti povysheniya effektivnosti sistemy stimulirovaniya rasshireniya zagotovok vtorichnogo syr'ya. In Russian /Ways to improve the efficiency of the system of incentives for the expansion of secondary harvesting . 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. SKU7671061
In Russian. Dudenkov, Stal Vasilievich. Some Ways to Increase the Efficiency of the System for Stimulating the Expansion of Recycling Procurements. Moscow: 1977. Nekotorye puti povysheniya effektivnosti sistemy stimulirovaniya rasshireniya zagotovok vtorichnogo syr'ya. In Russian /Some Ways to Increase the Effectiveness of the Incentive System for the Expansion of Recycling . 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. SKU7671060