Kirechev, D., Petev, A. Sustainability of the Food System - Contemporary Challenges and Problems for Bulgaria. 185-193,.
Kirechev, D., Petev, A. Sustainability of the Food System - Contemporary Challenges and Problems for Bulgaria. 185-193,.
Kirechev, D., Petev, A. Sustainability of the Food System - Contemporary Challenges and Problems for Bulgaria, 185-193,.
Kirechev, D., & Petev, A. Sustainability of the Food System - Contemporary Challenges and Problems for Bulgaria. Известия на Съюза на учените - Варна, 10 (3), 185-193.
Kirechev D, Petev A. Sustainability of the Food System - Contemporary Challenges and Problems for Bulgaria. Известия на Съюза на учените - Варна. 10(3): 185-193.