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Globalizacija i neftegazovyj biznes : faktor nefti i gaza v Kaspijskom i Balkanskom geopolitičeskom uzle
Zlatev, Valentin V. - 2001
Persistent link: https://www.econbiz.de/10002139016
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Model za opredeljane na optimalna proizvodstvena programa
Tokusheva, Mariya - In: Izvestija : spisanie na Ikonomičeski Universitet, Varna 62 (2018) 4, pp. 355-371
Persistent link: https://www.econbiz.de/10012012772
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Neft i gaz
Jovčev, Jovčo Sm.; Baluchovski, N. F. - 1961
Persistent link: https://www.econbiz.de/10000595581