| |
| 1981 | ||
|---|---|---|
| 5 | Matthias Jantzen, Manfred Opp: A Normal Form Theorem for Label Grammars. Mathematical Systems Theory 14: 289-303 (1981) | |
| 1977 | ||
| 4 | Matthias Höpner, Manfred Opp: Renaming and Erasing in Szilard Languages. ICALP 1977: 244-257 | |
| 1976 | ||
| 3 | Matthias Höpner, Manfred Opp: About Three Equations Classes of Languages Built Up By Shuffle Operations. MFCS 1976: 337-344 | |
| 1975 | ||
| 2 | Manfred Opp: Eine Beschreibung contextfreier Sprachen durch endliche Mengensysteme. Automata Theory and Formal Languages 1975: 190-197 | |
| 1 | Manfred Opp: Allgemeine Sigma-Grammatiken. GI Jahrestagung 1975: 420-428 | |
| 1 | Matthias Höpner | [3] [4] |
| 2 | Matthias Jantzen | [5] |