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Folosirea economică a energiei în mecanizarea agriculturii

Toma, Dragoş; Bianu, Ion - 1984

Persistent link: https://www.econbiz.de/10000717848

Energy conservation : technology, economics and policy ; proceedings of the Symposium with International Participation on "Energy Conservation and International Cooperation", March, 24 - 26, 1981, Bucharest, Romania

Preda, Gheorghe M. (contributor) - 1982

Persistent link: https://www.econbiz.de/10000811071

Economia de energie şi dezvoltarea agriculturii

Mănescu, Bujor - In: Teorie şi practică economică (1983), pp. 15-22

Persistent link: https://www.econbiz.de/10001056516

Balanţa energetică a Republicii Moldova : culegere statistică

Moldawien / Biroul Naţional de Statistică - Chişinău - Nachgewiesen 2012(2013) -

Persistent link: https://www.econbiz.de/10010407655

Balanţa energetică şi structura utilajului energetic

Institutul Naţional de Statistică - Bucureşti - Nachgewiesen 2005(2006) - 2007(2008)

Persistent link: https://www.econbiz.de/10003396101

Balanţa energetică şi structura utilajului energetic în anul ...

Institutul Naţional de Statistică - Bucureşti : [Verlag nicht ermittelbar] - Nachgewiesen 2013(2014) -

Persistent link: https://www.econbiz.de/10010497066

Balanţa energetică şi structura utilajului energetic : anul ...

Institutul Naţional de Statistică - Bucureşti : [Verlag nicht ermittelbar] - 2008(2009) -

Persistent link: https://www.econbiz.de/10003925421

Balanţa energetică a Republicii Moldova : culegere statistică

Moldawien / Biroul Naţional de Statistică - Chişinău : [Verlag nicht ermittelbar] - Nachgewiesen Ed. 2007; 2007(2008)=Ed. 2008 -

Persistent link: https://www.econbiz.de/10010408134

Costuri ale transpunerii în România a directivelor UE privind protecția mediului

Victor, Platon - 2001

This paper was meant to estimate the challenges from the legal and economic point of view of transposing the EU directives regarding environmental protection in Romania. The focus was on the legislation regulating the disposal of waste oils. The paper analyzed the existing legislation in...

Persistent link: https://www.econbiz.de/10015212418

Ozone layer protection, major objective of the world

CUCULEANU, Georgeta - In: Economia. Seria Management 12 (2009) 1, pp. 216-223

In the paper, considerations on the destruction process of the stratospheric ozone by substances emitted by anthropogenic pollution sources and which reach in the stratosphere by transport from the troposphere are presented. In the stratosphere, the lifetime of these substances is less than in...

Persistent link: https://www.econbiz.de/10004997834