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"The Nonexistence of Some Covering Context-Free Grammars."

Esko Ukkonen (1979)

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DOI: 10.1016/0020-0190(79)90020-6

access: closed

type: Journal Article

metadata version: 2017-05-26

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  - https://dblp.org/rec/journals/ipl/Ukkonen79
Esko Ukkonen:
The Nonexistence of Some Covering Context-Free Grammars. Inf. Process. Lett. 8(4): 187-192 (1979)

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