Towards the Digital Music Library: Tune Retrieval from Acoustic Input. - Rodger J. McNab; Lloyd A. Smith; Ian H. Witten; Clare L. Henderson; Sally Jo Cunningham (Digital Libraries, 1996)

Tune Retrieval in the Multimedia Library. - Rodger J. McNab; Lloyd A. Smith; Ian H. Witten; Clare L. Henderson (Multim. Tools Appl., 2000)