Introduction to Information Retrieval, Christopher D. Manning, Prabhakar Raghavan, and Hinrich Schütze, 2008 (Cambridge University Press) - 一本内容全面的教科书,阐述了TF-IDF、BM25以及其他基础信息检索算法。
Okapi at TREC-3, Stephen E. Robertson, Steve Walker, Susan Jones, Micheline Hancock-Beaulieu, Mike Gatford, 1994Proceedings of The Third Text REtrieval Conference, TREC 1994, Vol. NIST Special Publication 500-226 (National Institute of Standards and Technology (NIST)) - 这份原始文献展示了Okapi BM25排序函数在信息检索中的有效性。
Fusing IR Systems using Rank Aggregation, William W. Cohen, Einat Minkov, and Alon Kornblith, 2007Proceedings of the 30th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR '07) (ACM)DOI: 10.1145/1277741.1277855 - 探讨了使用排序聚合技术合并来自多个搜索系统结果的策略,与混合搜索结果融合相关。