//-->
Wissensvermittlung versus Legitimationsfunktion : warum engagieren Unternehmen IT-Berater?
Bertschek, Irene, (2008)
Product and process innovation as a response to increasing imports and foreign direct investment
Bertschek, Irene, (1995)
Information technology and productivity gains and cost savings in companies
Bertschek, Irene, (2003)