5th IFIP Conference e-Commerce, e-Business, and e-Government (I3E’2005), October 28–30, 2005, Poznan, Poland
IFIP — The International Federation for Information Processing > Challenges of Expanding Internet: E-Commerce, E-Business, and E-Government > e-Collaboration and e-Services > 49-62
IFIP — The International Federation for Information Processing > Challenges of Expanding Internet: E-Commerce, E-Business, and E-Government > e-Collaboration and e-Services > 63-77