Pullbackkonstruktionen bei Semi-Thuesystemen. - Claus-Peter Schnorr; Hermann K.-G. Walter (J. Inf. Process. Cybern., 1969)

Erweiterungen von linearen Automaten. - Hermann K.-G. Walter (J. Inf. Process. Cybern., 1969)

Verallgemeinerte Pullbackkonstruktionen bei Semi-Thuesystemen und Grammatiken. - Hermann K.-G. Walter (J. Inf. Process. Cybern., 1970)

Minimal Linear Realizations of Autonomous Automata - Wolffried Stucky; Hermann K.-G. Walter (Inf. Control., 1970)

Inhibitionsfelder. - Hermann K.-G. Walter (Acta Informatica, 1972)

Grammarforms and Grammarhomomorphisms. - Hermann K.-G. Walter (Acta Informatica, 1976)

Die relationale Äquivalenz von Automaten. - Hermann K.-G. Walter (J. Inf. Process. Cybern., 1976)

Structural Equivalence of Context-Free Grammar Forms is Decidable. - Hermann K.-G. Walter (ICALP, 1977)

Über lineare Simulierbarkeit endlicher Automaten. - Hermann K.-G. Walter (J. Inf. Process. Cybern., 1977)

The behaviour of parsing time under grammar morphisms. - J. Keklikoglou; Hermann K.-G. Walter; Walter Kern (RAIRO Theor. Informatics Appl., 1978)

Invariants of grammartransformations. - Hermann K.-G. Walter (FCT, 1979)

Die Verwandtschaft kontextfreier Grammatiken. - Hermann K.-G. Walter (Computing, 1979)

A Simple Proof of Valiant's Lemma. - Hermann K.-G. Walter (RAIRO Theor. Informatics Appl., 1986)

The Cocke-Younger-Kasami Algorithm (Revised). - Ulrike Brandt; Hermann K.-G. Walter (Bull. EATCS, 2001)

Weightreducing grammars and ultralinear languages. - Ulrike Brandt; Ghislain Delepine; Hermann K.-G. Walter (RAIRO Theor. Informatics Appl., 2004)

On Testing Output Faults in the McCluskey Fault Model. - Ulrike Brandt; Hermann K.-G. Walter (J. Autom. Lang. Comb., 2012)

Cohesiveness in promise problems. - Ulrike Brandt; Hermann K.-G. Walter (RAIRO Theor. Informatics Appl., 2013)

Unsolvability Cores in Classification Problems. - Ulrike Brandt; Hermann K.-G. Walter (Log. Methods Comput. Sci., 2014)