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"A Hardest Language Recognized by Two-Way Nondeterministic Pushdown Automata."
Wojciech Rytter (1981)
- Wojciech Rytter:
A Hardest Language Recognized by Two-Way Nondeterministic Pushdown Automata. Inf. Process. Lett. 13(4/5): 145-146 (1981)
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