Object Oriented Database Management Systems by Roberto Zicari · Published January 1, 2001 · Updated February 16, 2014 Dare Obasanjo This paper explores use cases for ODBMS and shows code examples. LINK
Unified Database Theory November 1, 2010 by Roberto Zicari · Published November 1, 2010 · Last modified February 16, 2014
029.01 Hitting the Relational Wall January 1, 2005 by Roberto Zicari · Published January 1, 2005 · Last modified February 16, 2014
006.01 Complex Object Structures May 1, 2005 by Roberto Zicari · Published May 1, 2005 · Last modified February 18, 2014