Advances in Conceptual Modeling – Challenges and Opportunities ER 2008 Workshops CMLSA, ECDM, FP-UML, M2AS, RIGiM, SeCoGIS, WISM, Barcelona Spain, October 20-23, 2008. Proceedings - Song, Il-Yeol; Piattini, Mario; Chen, Yi-Ping Phoebe; Hartmann, Sven; Grandi, Fabio; Trujillo, Juan; Opdahl, Andreas L.; Ferri, Fernando; Grifoni, Patrizia; Caschera, Maria Chiara; Rolland, Colette; Woo, Carson; et al. (Springer Berlin Heidelberg, 2008)