A software system for describing a grammar of machine translation: GRADE Jun-ichi Nakamura author Makoto Nagao author 1984-feb 13-15 text Proceedings of the International Conference on Methodology and Techniques of Machine Translation: Processing from words to language Cranfield University, UK conference publication nakamura-nagao-1984-software https://aclanthology.org/1984.bcs-1.13/ 1984-feb 13-15