@Article{GurmSingScProg07,
      AUTHOR = {Singh, Gurmeet and Vahi, Karan and Ramakrishnan, Arun and Mehta, Gaurang and Deelman, Ewa and Henan, Zhao and Sakellariou, Rizos and Blackburn, Kent and Brown, Duncan and Fairhurst, Stephen and Meyers, David and Berriman, G. Bruce and Good, John and Katz, Daniel S.},
      TITLE = {Optimizing workflow data footprint},
      YEAR = {2007},
      BOOKTITLE = {Scientific Programming},
      VOLUME = {15},
      NUMBER = {4},
      PAGES = {249-268},
      URL = {http://www.cs.man.ac.uk/~rizos/papers/scipro2007.pdf},
      KEYWORDS = {WP6}
}