API Changes - How FarWould You Go? - Ilie Savga; Michael Rudolf 001; Jacek Sliwerski; Jan Lehmann; Harald Wendel (CSMR, 2007)

Model-Driven Integration Engineering in der E-Government-Domäne Meldewesen. - Stefan Kühne; Maik Thränert; Werner Rotzoll; Jan Lehmann (Wirtschaftsinformatik (1), 2007)