@InProceedings{AGHP05,
      AUTHOR = {Alt, Martin and Gorlatch, Sergei and Hoheisel, Andreas and Pohl, Hans-Werner},
      TITLE = {A Grid Workflow Language Using High-Level Petri Nets},
      YEAR = {2006},
      BOOKTITLE = {Parallel Processing and Applied Mathematics},
      VOLUME = {3911},
      PAGES = {715--722},
      EDITOR = {Wyrzykowski, Roman and Dongarra, Jack and Meyer, Norbert and Wasniewski, Jerzy},
      SERIES = {LNCS},
      PUBLISHER = {Springer-Verlag},
      URL = {http://pvs.uni-muenster.de/pvs/publikationen/},
      KEYWORDS = {WP5, WP6}
}