http://www.igvita.com/2010/04/30/distributed-coordination-with-zookeeper/
http://www.nearinfinity.com/blogs/stephen_mouring_jr/2013/01/05/distributed-lock-using- zookeeper.html
http://www-01.ibm.com/software/data/infosphere/hadoop/zookeeper/
http://highscalability.com/zookeeper-reliable-scalable-distributed-coordination-system
http: // code. zynga.com/2011/08/updating-thousands-of-configuration-files-in-under-a-second/
http://zookeeper.apache.org/doc/trunk/zookeeperProgrammers.html
http: //kazoo.readthedocs .org / en / mais recente / index.html