9781852335793 | Springer-Verlag New York Inc, October 1, 2002, cover price $139.00 | About this edition: Details the process of collecting information from external sources, including the World Wide Web, covering such topics as filtering, establishing links among documents, and using the information to increase corporate knowledge.

9783642253690 | Springer Verlag, April 30, 2012, cover price $83.00 | About this edition: This book constitutes the refereed proceedings of the three workshops that were organized in conjunction with the International Conference on Business Information Systems, BIS 2011, which took place in Poznań, Poland, June 15-17, 2011.