FLEXCEL: Adding Flexibility to a Commercially Available Software System. - Mette Krogsæter; Inke Brüning; Christoph G. Thomas (Engineering for Human-Computer Interaction, 1992)

Starting a web site: issues of quality control. - Tom Baker; Inke Brüning; Lothar Klein; Michael Lenz (Comput. Networks ISDN Syst., 1994)