@inproceedings{inproceedingse335d55a, title = {The alternatives of positioning for an agri-food supply chain: fair trade , organics and social-environmental responsibility}, author = {Conejero, Marco Antonio and Trombin, Vinicius Gustavo and Castro, Luciano Thomé and Neves, Marcos Fava}, year = {2007}, publisher = {FEARP-USP}, booktitle = {International PENSA Conference} }