Couchbase customer presentations (LinkedIn, Orbitz, McGraw-Hill, and others.) by Roberto Zicari · Published January 1, 2013 · Updated February 16, 2014 How they are using Couchbase at their organizations. You can view them here: LINK
A write-performance improvement of ZABBIX with NoSQL databases and HistoryGluon January 1, 2013 by Roberto Zicari · Published January 1, 2013 · Last modified February 16, 2014
Building Content-Driven Apps March 1, 2013 by Roberto Zicari · Published March 1, 2013 · Last modified February 16, 2014
NoSQL Failover Characteristics: Aerospike, Cassandra, Couchbase, and MongoDB March 1, 2013 by Roberto Zicari · Published March 1, 2013 · Last modified June 6, 2014