The following publications are possibly variants of this publication:
- String Adjunct Grammars: I. Local and Distributed AdjunctionAravind K. Joshi, S. Rao Kosaraju, H. M. Yamada. iandc, 21(2):93-116, September 1972.
- String Adjunct Grammars: I. Equational Representation, Null Symbols, and Linguistic RelevanceAravind K. Joshi, S. Rao Kosaraju, H. M. Yamada. iandc, 21(3):235-260, October 1972.
- Tree Adjunct GrammarsAravind K. Joshi, Leon S. Levy, Masako Takahashi. jcss, 10(1):136-163, 1975.