Object-oriented design of ISDN call-processing software. - Wolfgang Guenther; Gerd Wackerbarth (IEEE Commun. Mag., 1993)

xROB-S and iCon-X: Flexible Hardware, Visual Programming and Software Component Reuse. - Stefan Enderle; Wolfgang Guenther; Hans-Juergen Hilscher; Holger Kenn (RoboCup, 2008)