Resource Discovery 5th International Workshop, RED 2012, Co-located with the 9th Extended Semantic Web Conference, ESWC 2012, Heraklion, Greece, May 27, 2012, Revised Selected Papers - Lacroix, Zoé; Ruckhaus, Edna; Vidal, Maria-Esther (Springer Berlin Heidelberg : Imprint: Springer, 2013)