1. Farm sustainability evaluation: methodology and practice;M Andreoli;Ecosystems & Environment,2000
2. Efficiency of Agrarian Organizations;H Bachev;Farm Management and Rural Planning,2004
3. Assessment of Sustainability of Bulgarian Farms, proce?dings, XIth Congress of the European Association of Agricultural Economists;H Bachev;Governance of Agrarian Sustainability,2005
4. Efficiency of Economic Organizations and Public Policy Interventions in Agriculture;H Bachev;Agricultural Policies: New Developments,2011
5. Water Governance in Bulgarian Agriculture