info:oai:orgprints.org:6741info:ofi/fmt:xml:xsd:bookSANSPierreSANS, Pierrede FONTGUYONGuyde FONTGUYON, GuySYLVANDERBertilSYLVANDER, BertilLE FLOC'HAudeLE FLOC'H, AudeAUERSALMIM.AUERSALMI, M.SCHMIDOttoSCHMID, Otto2004Is it easy for producers to market organic beef meat ? The case of Biobourgogne Viande (France). proceeding