@Article{ Naq-CGW2006,
      AUTHOR = {Naqvi, Syed and Arenas, Alvaro and Massonet, Philippe},
      TITLE = {Formalizing Security Requirements for Grids},
      YEAR = {2006},
      JOURNAL = {Proceedings of the Cracow Grid Workshop 2006 (CGW'06)},
      KEYWORDS = {WP2}
}