[1] Čulík, Karel: Semantics and Translation of Grammars and ALGOL-like Languages. Kybernetika 1 (1965). 1, 47-49.

[2] Čulík, Karel: Well-translatable Grammars and ALGOL-like Languages. Proceedings of the IFIP Working Conference on Formal Language Description Languages (T. B. Steel, Jr., Ed.), North-Holland Publ. Comp., Amsterdam 1966, 76-85.

[3] Lewis II P. M., Stearns R. E.: Syntax-Directed Transduction. Journ. of the ACM 15, (July 1968), 3, 465-488. Zbl 0164.32102

[4] Alio A. V., Ullman J. D.: Syntax Directed Translations and the Pushdown Assembler. Journ. of Computer and System Sci. 3, (February 1969), 1, 37-56. MR 0241199

[5] Aho A. V., Ullman J. D.: Properties of Syntax Directed Translations. Journ. of Computer and System Sci. 3, (August 1969), 3, 319-334. MR 0252130 | Zbl 0174.02802

[6] Irons, Edgar T.: The Structure and Use of the Syntax Directed Compiler. Annual Review in Automatic Programming Vol. 3. Pergamon Press, London, New York 1963.

[7] Čulík, Karel: On some Transformations in Context-Free Grammars and Languages. Czechoslovak Mathematical Journal 17 (92) (1967), 278-311. MR 0214410

[8] Knutb, Donald E.: Semantics of Context-Free Languages. Mathematical Systems Theory 2 (1968), 2, 127-145. MR 1555478

[9] Čulík, Karel: On Conditional Context-Free Grammars for Programming and Natural Languages. Preprint of the Institute of Mathematics of Czechoslovak Academy, Prague, 1969. MR 0327086

[10] Kuno, Susumu: A Context-Sensitive Recognition Procedure. Mathematical Linguistics and Automatic Translation, The Aiken Computation Laboratory, Harvard University, Cambridge, Massachusetts, August 1967, pp. VII-1-28.

[11] Ginsburg, Seymour: The Mathematical Theory of Context-Free Languages. Mc Graw-Hill Book Comp., New York 1966. MR 0211815

[12] Salomaa, Arto: On Grammars with Restricted Use of Productions. Annales Academiae Scientiarum Fenicae, Series A. I. Mathematica, 454, Helsinki 1969, 1-32. MR 0258604