A Calculus for Semantic Composition and Scoping Fernando C.N. Pereira author 1989-06 text 27th Annual Meeting of the Association for Computational Linguistics Association for Computational Linguistics Vancouver, British Columbia, Canada conference publication pereira-1989-calculus 10.3115/981623.981642 https://aclanthology.org/P89-1019/ 1989-06 152 160