@InProceedings{ZschalerRoettger04,
  author   = {Steffen Zschaler and Simone R{\"{o}}ttger},
  title    = {Types of Quality of Service Contracts for Component-Based Systems},
  booktitle = {Proc. IASTED Int'l Conf. on Software Engineering (IASTED SE 2004)},
  year      = 2004,
  adress    = {Innsbruck},
  publisher = {ACTA Press},
  isbn      = {0-88986-381-4}
}