James P. Callan. Passage-Level Evidence in Document Retrieval. In W. Bruce Croft, C. J. van Rijsbergen, editors, Proceedings of the 17th Annual International ACM-SIGIR Conference on Research and Development in Information Retrieval. Dublin, Ireland, 3-6 July 1994 (Special Issue of the SIGIR Forum). pages 302-310, ACM/Springer, 1994.
Abstract is missing.