P. W. Williams

1996

dblp
Okapi at TREC-5.
Micheline Hancock-Beaulieu|Mike Gatford|Xiangji Huang|Stephen E. Robertson|Steve Walker|P. W. Williams
Proceedings of The Fifth Text REtrieval Conference, TREC 1996, Gaithersburg, Maryland, USA, November 20-22, 1996

1981

dblp
Information Retrieval Research, Proc. Joint ACM/BCS Symposium in Information Storage and Retrieval, Cambridge, UK, June 1980
Annual International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR) 1981