Object Prevalence by Roberto Zicari · Published January 1, 2004 · Updated July 11, 2014 Harri Porten, KDE Community World Summit 2004 A presentation on ODBMS and object prevalence. LINK
Object Oriented Databases – Excellent, Complete and up to date lecture series(Version 2009) January 1, 2009 by Roberto Zicari · Published January 1, 2009 · Last modified February 18, 2014
003.01 Object Oriented Databases June 1, 2005 by Roberto Zicari · Published June 1, 2005 · Last modified February 16, 2014
014.01 Object Databases August 1, 2005 by Roberto Zicari · Published August 1, 2005 · Last modified February 19, 2014