Couchbase: Understanding group_level in View Queries with Couchbase Server 2.0 by Roberto Zicari · Published January 1, 2013 · Updated February 16, 2014 LINK
Digitizing Risk Data Architecture Reporting… to Avoid Plea Bargaining July 28, 2015 by Roberto Zicari · Published July 28, 2015
DataStax Enterprise Reference Architecture June 5, 2014 by Roberto Zicari · Published June 5, 2014 · Last modified February 12, 2015