@proceedings{Bubak2007c, author = {M. T. Bubak and S. Unger}, booktitle = {Cracow'06 Grid Workshop, Vol 2: K-Wf Grid: the knowledge-based workflow system for Grid applications: October 15--18, 2006 Cracow, Poland}, isbn = {978-83-915141-8-4}, publisher = {Academic Computer Centre CYFRONET AGH}, year = {2007} }