The Design of a General-purpose Command Interpreter for Graphical Man-machine Communication to Be Built on Top of a GKS. - H. G. Borufka; Günther E. Pfaff (Eurographics, 1980)

On Constructing Interactive Graphics Systems. - Henning Hanusa; Herbert W. Kuhlmann; Günther E. Pfaff (Eurographics, 1982)

Die Konzeption, Programmierung und Anwendung des graphischen Kernsystems GKS. - Günther E. Pfaff (GI Jahrestagung, 1982)

The detailed semantics of graphics input devices. - David S. H. Rosenthal; James C. Michener; Günther E. Pfaff; Rens Kessener; Malcolm A. Sabin (SIGGRAPH, 1982)

Report on the EEC Workshop on Graphics Certification - Defining a Device for Certification (Miltenberg/Darmstadt, FRG, 25-28 April 1982). - Ken Brodlie; Günther E. Pfaff (Comput. Graph. Forum, 1982)

Constructing User Interfaces Based on Logical Input Devices. - Günther E. Pfaff; Herbert W. Kuhlmann; Henning Hanusa (Computer, 1982)

The Construction of Operator Interfaces Based on Logical Input Devices. - Günther E. Pfaff (Acta Informatica, 1983)

Certification/validation of graphics software. - Günther E. Pfaff (Comput. Graph., 1983)

Report on the EEC Workshop on Certification of Graphics Software - Rixensart, Belgium. - Ken Brodlie; Günther E. Pfaff (Comput. Graph. Forum, 1983)

An Algorithmic Interpretation of the GKS TEXT Primitive. - Ken Brodlie; Günther E. Pfaff (Comput. Graph. Forum, 1983)

A VLSI Implementation of the Graphics Standard GKS. - José L. Encarnação; Rolf Lindner 002; Max Mehl; Günther E. Pfaff; Wolfgang Straßer (Comput. Graph. Forum, 1983)

Die Funktionen des Graphischen Kernsystems. - Günter Enderle; Klaus Kansy; Günther E. Pfaff; Franz Josef Prester (Inform. Spektrum, 1983)

Zertifizierung graphischer Systeme. - Günther E. Pfaff (Inform. Spektrum, 1983)

Methoden zur Konfigurierung graphischer Systeme und ihre Anwendung. - Günther E. Pfaff (1984)

Computer graphics programming: GKS, the graphics standard. - Günter Enderle; Klaus Kansy; Günther E. Pfaff (Springer, 1984)

A practical strategy for certifying GKS implementations. - Ken W. Brodlie; Martin C. Maguire; Günther E. Pfaff (Comput. Graph., 1984)

Functional conformance testing of graphics software using a configurable reference system. - Günther E. Pfaff (Comput. Graph., 1984)

A verifier for checking the conformance of programs with the GKS standard. - Günther E. Pfaff; R. Müller; B. Kirsch (Comput. Graph., 1985)

Computer graphics programming: GKS - the graphics standard, 2nd Edition. - Günter Enderle; Klaus Kansy; Günther E. Pfaff (Springer, 1987)