Business Information Systems - 14th International Conference, BIS 2011, Poznan, Poland, June 15-17, 2011. Proceedings

Witold Abramowicz Business Information Systems - 14th International Conference, BIS 2011, Poznan, Poland, June 15-17, 2011. Proceedings 87 2011 http://dx.doi.org/10.1007/978-3-642-21863-7 978-3-642-21829-3 BIS Lecture Notes in Business Information Processing Springer db/conf/bis/bis2011.html