Terminological Variation, a Means of Identifying Research Topics from Texts Fidelia Ibekwe-SanJuan author 1998-08 text 36th Annual Meeting of the Association for Computational Linguistics and 17th International Conference on Computational Linguistics, Volume 1 Association for Computational Linguistics Montreal, Quebec, Canada conference publication ibekwe-sanjuan-1998-terminological-variation 10.3115/980845.980939 https://aclanthology.org/P98-1092/ 1998-08 564 570