| |
| 1977 | ||
|---|---|---|
| 2 | Matthias Höpner, Manfred Opp: Renaming and Erasing in Szilard Languages. ICALP 1977: 244-257 | |
| 1976 | ||
| 1 | Matthias Höpner, Manfred Opp: About Three Equations Classes of Languages Built Up By Shuffle Operations. MFCS 1976: 337-344 | |
| 1 | Manfred Opp | [1] [2] |