Beitrag zum Aufbau durchgängiger Programmsysteme für die Baugruppenfertigung. - Gerd Köhler (1985)

Assessment of Large Object Oriented Software Systems - A Metric Based Process. - Gerd Köhler; Heinrich Rust; Frank Simon (ECOOP Workshops, 1998)

Understanding Object Oriented Software Systems without Source Code Inspection. - Gerd Köhler; Heinrich Rust; Frank Simon (ECOOP Workshops, 1999)