@incollection{Hawking03, author = {David Hawking}, title = {Very Large Scale Information Retrieval}, booktitle = {Text and Speech Triggered Information Access}, publisher = {Springer}, year = {2003}, editor = {Gregory Grefenstette and Steve Rennals}, number = {2705}, series = {Lecture Notes in Computer Science}, chapter = {4}, address = {Heidelberg}, note = {\url{https://david-hawking.net/pubs/Hawking03.pdf}} }