@INCOLLECTION{KRAU-13-InTrust,
  author = {Leanid Krautsevich, Aliaksandr Lazouski, Fabio Martinelli, Artsiom
	Yautsiukhin},
  title = {Towards Policy Engineering for Attribute-based Access Control},
  booktitle = {Proceedings of 5th International Conference on Trusted Systems. To
	Appear},
  publisher = {Springer-Verlag},
  year = {2013},
  series = {Lecture Notes in Computer Science}
}