Eine flexible Entwurfsumgebung für RISC-änliche Prozessorarchitekturen. - Thomas Bergstraesser; Jürgen Gessner; Karlheinz Hafner; Stefan Wallstab (ARCS, 1988)

SMART: Tools and Methods for Synthesis of VLSI Chips with Processor Architecture. - Thomas Bergstraesser; Jürgen Gessner; Karlheinz Hafner; Stefan Wallstab (DAC, 1988)

Chips for High Precision Arithmetic. - Karlheinz Hafner (Computer Arithmetic and Self-Validating Numerical Methods, 1990)

Design and Test of an Integrated Cryptochip. - Karlheinz Hafner; Hartmut C. Ritter; Thomas M. Schwair; Stefan Wallstab; Michael Deppermann; Jürgen Gessner; Stefan Koesters; Wolf-Dietrich Moeller; Gerd Sandweg (IEEE Des. Test Comput., 1991)