Advances in Conceptual Modeling. Recent Developments and New Directions ER 2011 Workshops FP-UML, MoRE-BI, Onto-CoM, SeCoGIS, Variability@ER, WISM, Brussels, Belgium, October 31 - November 3, 2011. Proceedings - Troyer, Olga De; Bauzer Medeiros, Claudia; Billen, Roland; Hallot, Pierre; Simitsis, Alkis; Mingroot, Hans Van (Springer Berlin Heidelberg : Imprint: Springer, 2011)