@InProceedings{Policy_based_Access_Control_for_Task_Computing_Using_Rei_,
  author = "Ryusuke  Masuoka and Mohinder  Chopra and Zhexuan  Song and Yannis K Labrou and Lalana  Kagal and Tim  Finin",
  title = "{Policy-based Access Control for Task Computing Using Rei }",
  month = "May",
  year = "2005",
  series = "WWW 2005",
  pages = "37-43",
  booktitle = " Proceedings of the Policy Management for the Web Workshop",
  publisher = "W3C",
}