1. The Theory of Parsing, Translation and Compiling, Vol. 1: Parsing;Aho,1972
2. A left-corner property for context-free grammars;op den Akker,1986
3. Two iteration theorems for the LL(k) languages;Beatty;Theoret. Comput. Sci.,1980
4. On LR(k) grammars and languages;Geller;Theoret. Comput. Sci.,1977
5. Introduction to Formal Language Theory;Harrison,1978