@INPROCEEDINGS{HawkingTC97, booktitle = {Proceedings of {TREC-6}}, editor = {Ellen Voorhees and Donna Harman}, year = 1997, publisher = {NIST}, AUTHOR = {David Hawking and Paul Thistlewaite and Nick Craswell}, TITLE = {{ANU/ACSys} {TREC-6} Experiments}, pages = {275--290}, annote = {Source in /home/dave_data/cheques_local/dave/Papers_Old/Published/TREC6}, note = {NIST special publication 500-240. \url{https://david-hawking.net/pubs/HawkingTC97.pdf}, and \url{trec.nist.gov/pubs/trec6/t6_proceedings.html}}, }