Theoretical computer science : 6th GI-Conference, Dortmund, January 5-7, 1983 /
edited by A. B. Cremers and H. P. Kriegel
- Berlin : Springer, 1982
- 365 p.
- Lecture notes in computer science ; no. 145 .
Paper presented at the 6th Biannual GI Symposium on Theoretical Computer Science, held in Dortmund, Germany, Jan. 5-7, 1983, and sponsored by the Special Interest Group for Automata and Formal Language Theory of the Gesellschaft für Informatik