006.02 The Database Behind the Brains by Roberto Zicari · Published March 1, 2006 · Updated February 18, 2014 Rick Grehan Makes the case for a small, embeddable object database. Includes db4o code samples. DOWNLOAD (PDF)
036.01 Lost in Translation November 1, 2007 by Roberto Zicari · Published November 1, 2007 · Last modified January 15, 2015
Unified Database Theory November 1, 2010 by Roberto Zicari · Published November 1, 2010 · Last modified February 16, 2014
The logic of group operations on complex objects in RxO-system January 1, 2011 by Roberto Zicari · Published January 1, 2011 · Last modified February 16, 2014