作者:Lenski, Wolfgang,1952-,Gesellschaft fur Klassifikation., JahrestagungUniversity of Kaiserslautern)1993 :(17th :,Bock, Hans Hermann.,Richter, Michael M.,1938-
作者:Weaver, Robert D.,International Conference on Risk and Uncertainty in Environmental and Resource EconomicsWageningen, Netherlands)(2002 :,Wesseler, Justus,1963-,Weikard, Hans-Peter.
作者:Jones, Andre.,NATO Advanced Study Institute on Fuzzy Sets Theory and ApplicationsLouvain-la-Neuve, Belgium)(1985 :,Kaufmann, Arnold.,Zimmermann, Hans-Jurgen.