@inproceedings{fum-etal-1991-teaching, title = "Teaching the {E}nglish Tense: Integrating Naive and Formal Grammars in an Intelligent Tutor for Foreign Language Teaching", author = "Fum, Danilo and Pani, Bruno and Tasso, Carlo", editor = {Kunze, J{\"u}rgen and Reimann, Dorothee}, booktitle = "Fifth Conference of the {E}uropean Chapter of the Association for Computational Linguistics", month = apr, year = "1991", address = "Berlin, Germany", publisher = "Association for Computational Linguistics", url = "https://aclanthology.org/E91-1026/" }