David F. Snelling Sven van den Berghe Gregor von Laszewski Philipp Wieder Dirk Breuer Jon MacLaren Denis A. Nicole Hans-Christian Hoppe A UNICORE Globus Interoperability Layer. 2002 21 Computers and Artificial Intelligence 4 db/journals/cai/cai21.html#SnellingBLWBMNH02