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2. Study on Labor Supply in Bulgarian Farms;Bachev;Farm Management and Rural Planning,2003
3. Mechanisms of Governance of Agro-Ecosystem Services;Bachev,2009
4. 4. Bachev, H., 2010. Governance of Agrarian Sustainability, New York: Nova Science Publishers.
5. 5. Bachev, H., 2010. Management of Farm Contracts and Competitiveness, Saarbrücken: VDM Verlag Muller.