@techreport{fuhrer:wp:vwobjagents, author = {Patrik Fuhrer and Jacques Pasquier-Rocha}, booktitle = {Internal Working Paper}, month = {August}, number = {03-15}, organization = {Department of Informatics, University of Fribourg, Switzerland}, pdf = {madObjAgents.pdf}, title = {MaDViWorld Objects: Examples and Classification}, year = {2003} }