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Metodologičeski văprosi na teritorialnata koncentracija na proizvodstvoto i dejnostite v NRB : lekcija
Petrov, Asen - 1986
Persistent link: https://www.econbiz.de/10000738404
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Specializacija na regionite v Bălgarija po otrasli na prerabotvaštata promišlenost
Totev, Stojan; Sarijski, Grigor - In: Ikonomičeska misăl 50 (2005) 6, pp. 42-59
Persistent link: https://www.econbiz.de/10003276257
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Văzobnovjaemi energijni iztočnici
Kiskinov, Nikolaj; Кискинов, Николай - 2012
Persistent link: https://www.econbiz.de/10010238059
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Razvitie na văzobnovjaemite energjni iztočnici v Bălgarija
Grigorova, Veselina - In: Ikonomičeska misăl 55 (2010) 4, pp. 50-65
Persistent link: https://www.econbiz.de/10008699325
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Elektroenergetikata v Bălgarija
Nabatov, Nikita (contributor) - 2015
Persistent link: https://www.econbiz.de/10011400333
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Naučnata politika ba Bălgarija v oblastta na VEI prez vtorata polovina na XX i načaloto na XXI vek
Damjanov, Plamen - 2020
Persistent link: https://www.econbiz.de/10012434567