The 4th Dublin Core Metadata Workshop Report: DC-4, March 3 - 5, 1997, National Library of Australia, Canberra. - Stuart Weibel; Renato Iannella; Warwick Cathro (D Lib Mag., 1997)

Reference models for digital libraries: actors and roles. - José Borbinha; John A. Kunze; Angela Spinazzè; Peter Mutschke; Hans-Jörg Lieder; Michael Mabe; Larry Dixson; Howard Besser; Becky Dean; Warwick Cathro (Int. J. Digit. Libr., 2005)