{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,2]],"date-time":"2026-01-02T07:45:43Z","timestamp":1767339943706,"version":"3.43.0"},"publisher-location":"Stroudsburg, PA, USA","reference-count":0,"publisher":"Association for Computational Linguistics","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2025]]},"DOI":"10.18653\/v1\/2025.findings-acl.980","type":"proceedings-article","created":{"date-parts":[[2025,8,4]],"date-time":"2025-08-04T09:54:03Z","timestamp":1754301243000},"page":"19170-19187","source":"Crossref","is-referenced-by-count":1,"title":["Hypothetical Documents or Knowledge Leakage? Rethinking LLM-based Query Expansion"],"prefix":"10.18653","author":[{"given":"Yejun","family":"Yoon","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jaeyoon","family":"Jung","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Seunghyun","family":"Yoon","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Kunwoo","family":"Park","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"1643","event":{"name":"Findings of the Association for Computational Linguistics: ACL 2025","start":{"date-parts":[[2025,7]]},"location":"Vienna, Austria","end":{"date-parts":[[2025,7]]}},"container-title":["Findings of the Association for Computational Linguistics: ACL 2025"],"original-title":[],"deposited":{"date-parts":[[2025,8,4]],"date-time":"2025-08-04T10:03:28Z","timestamp":1754301808000},"score":1,"resource":{"primary":{"URL":"https:\/\/aclanthology.org\/2025.findings-acl.980"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2025]]},"references-count":0,"URL":"https:\/\/doi.org\/10.18653\/v1\/2025.findings-acl.980","relation":{},"subject":[],"published":{"date-parts":[[2025]]}}}