Reversible Automata and Induction of the English Auxiliary System Samuel F Pilato author 1985-07 text 23rd Annual Meeting of the Association for Computational Linguistics Association for Computational Linguistics Chicago, Illinois, USA conference publication pilato-1985-reversible 10.3115/981210.981219 https://aclanthology.org/P85-1009/ 1985-07 70 75