Formalisms and Tools for Knowledge Integration Using Relational Databases -- A Click stream Based Web Page Importance Metric for Customized Search Engines -- Opinion Analysis of Texts Extracted from the Social Web Contributions -- Time and Personality Based Behaviors under Cognitive Approach to Control the Negotiation Process with Incomplete Information -- Web Server Support for e-Customer Loyalty through QoS Differentiation -- Applying IPC-Based Clustering and Link Analysis to Patent Analysis on Thin-Film Solar Cell -- Multi-agent Virtual Machine Management Using the Lightweight Coordination Calculus -- Modelling Evacuation at Crisis Situations by Petri Net-Based Supervision -- Particle Swarm Optimization with Disagreements on Stagnation -- Evolutionary Algorithm with Geographic Heuristics for Urban Public Transportation.