共 50 条
- [32] TRANSFORMATIONS IN CONTEXT-FREE LANGUAGES DOKLADI NA BOLGARSKATA AKADEMIYA NA NAUKITE, 1983, 36 (02): : 185 - 187
- [37] A SUBCLASS OF DETERMINISTIC CONTEXT-FREE LANGUAGES WITH A DECIDABLE INCLUSION PROBLEM CYBERNETICS, 1990, 26 (02): : 156 - 162
- [39] The Inclusion Problem of Context-Free Languages: Some Tractable Cases DEVELOPMENTS IN LANGUAGE THEORY, PROCEEDINGS, 2009, 5583 : 103 - +