LOCATING AND EXTRACTING PRODUCT SPECIFICATIONS FROM PRODUCER WEBSITES Topics: B2B and B2C Applications; Coupling and Integrating Heterogeneous Data Sources; Intranet and Extranet Business Applications; Public Sector Applications of E-Commerce In Proceedings of the 12th International Conference on Enterprise Information Systems - Volume 4: ICEIS, 13-22, 2010 , Funchal, Madeira, Portugal