@misc{311,
  author = {Andreas Seyfang and Robert Kosara and Silvia Miksch},
  title = {Asbru's Reference Manual, Asbru Version 7.3, Document Revision 2},
  year = {2002},
  number = {Asgaard-TR-2002-1},
  publisher = {Vienna University of Technology, Institute of Software Technology and Interactive Systems},
  language = {eng},
}