On the Acquisition of Conceptual Definitions Via Textual Modelling of Meaning Paraphrases Beate Firzlaff author Karin Haenelt author 1992 text COLING 1992 Volume 4: The 14th International Conference on Computational Linguistics conference publication firzlaff-haenelt-1992-acquisition https://aclanthology.org/C92-4193/ 1992