The Impact of Environment Evolution on Requirements Changes. - Nazim H. Madhavji; Ted Thompson; Pericles Loucopoulos; William W. Agresti; Karel Vredenburg (RE, 1997)

Increasing Ease of Use. - Karel Vredenburg (Commun. ACM, 1999)

National and international frameworks for collaboration between HCI research and practice. - Jeroen Ubink; Piet Bögels; Austin Henderson; Gerard van der Heiden; Joan Minstrell; Lucas Noldus; Matthias Rauterberg; Alice Thomas; Gerrit C. van der Veer; Karel Vredenburg; Willy Wong (CHI Extended Abstracts, 2000)

User-centered design methods in practice: a survey of the state of the art. - Ji-Ye Mao; Karel Vredenburg; Paul W. Smith; Tom T. Carey (CASCON, 2001)

Interactive narrative and knowledge stewardship. - Tom T. Carey; Karel Vredenburg; Jim Bizzocchi (CHI Extended Abstracts, 2001)

Industry briefs: IBM. - Karel Vredenburg (Interactions, 2001)

Usability in Practice: user experience lifecycle - evolution and revolution. - Stephanie Rosenbaum; Chauncey E. Wilson; Timo Jokela; Janice Anne Rohn; Trixi B. Smith; Karel Vredenburg (CHI Extended Abstracts, 2002)

A survey of user-centered design practice. - Karel Vredenburg; Ji-Ye Mao; Paul W. Smith; Tom T. Carey (CHI, 2002)

Designing the Total User Experience at IBM: An Examination of Case Studies, Research Findings, and Advanced Methods. - Karel Vredenburg (Int. J. Hum. Comput. Interact., 2002)

Building ease of use into the IBM user experience. - Karel Vredenburg (IBM Syst. J., 2003)

Preface. - Karel Vredenburg; John J. Ritsko; David I. Seidman (IBM Syst. J., 2003)

The state of user-centered design practice. - Ji-Ye Mao; Karel Vredenburg; Paul W. Smith; Tom T. Carey (Commun. ACM, 2005)

A Survey of User-Experience Development at Enterprise Software Companies. - Aaron Marcus; Jeremy Ashley; Claus Knapheide; Arnie Lund; Dan Rosenberg; Karel Vredenburg (HCI (10), 2009)