The Number of State Assignments for Sequential Machines. - Rainer Parchmann (IEEE Trans. Computers, 1972)

On the cardinalities of finite topologies. - Rainer Parchmann (Discret. Math., 1975)

A Pattern Representation of Indexed Languages. - Jürgen Duske; Rainer Parchmann; H. Schumacher (Inf. Process. Lett., 1976)

IO-Macrolanguages and Attributed Translations - Jürgen Duske; Rainer Parchmann; M. Sedello; Johann Specht (Inf. Control., 1977)

A Homomorphic Characterization of Indexed Languages. - Jürgen Duske; Rainer Parchmann; Johann Specht (J. Inf. Process. Cybern., 1979)

Control System Model for Critically Timed Sources. - Rainer Parchmann (J. ACM, 1979)

Szilard Languages of IO-Grammars - Jürgen Duske; Rainer Parchmann; Johann Specht (Inf. Control., 1979)

Corrigendum: "Control System Model for Critically Timed Success". - Rainer Parchmann (J. ACM, 1980)

On Deterministic Indexed Languages - Rainer Parchmann; Jürgen Duske; Johann Specht (Inf. Control., 1980)

Closure Properties of Deterministic Indexed Languages - Rainer Parchmann; Jürgen Duske; Johann Specht (Inf. Control., 1980)

Balanced Context-free Languages and Indexed Languages. - Rainer Parchmann (J. Inf. Process. Cybern., 1984)

Linear Indexed Languages. - Jürgen Duske; Rainer Parchmann (Theor. Comput. Sci., 1984)

Indexed LL(k) Grammars. - Rainer Parchmann; Jürgen Duske; Johann Specht (Acta Cybern., 1985)

Self-Embedding Indexed Grammars. - Rainer Parchmann; Jürgen Duske (Theor. Comput. Sci., 1986)

Grammars, Derivation Modes and Properties of Indexed and Type-0 Languages. - Rainer Parchmann; Jürgen Duske (Theor. Comput. Sci., 1987)

The structure of index sets and reduced indexed grammars. - Rainer Parchmann; Jürgen Duske (RAIRO Theor. Informatics Appl., 1990)

Indexed counter languages. - Jürgen Duske; Martin Middendorf; Rainer Parchmann (RAIRO Theor. Informatics Appl., 1992)

Non-Synchronized Pattern Languages are IO-Macro Languages. - Jürgen Duske; Rainer Parchmann (J. Autom. Lang. Comb., 1997)