Reasoning over Public and Private Data in Retrieval-Based Systems Simran Arora author Patrick Lewis author Angela Fan author Jacob Kahn author Christopher Ré author 2023 text journal article Transactions of the Association for Computational Linguistics continuing MIT Press Cambridge, MA periodical academic journal arora-etal-2023-reasoning 10.1162/tacl_a_00580 https://aclanthology.org/2023.tacl-1.51/ 2023 11 902 921