Venugopalan Ramasubramanian Ryan Peterson Emin Gün Sirer Corona: A High Performance Publish-Subscribe System for the World Wide Web. 2006 conf/nsdi/2006 NSDI http://www.usenix.org/events/nsdi06/tech/ramasubramanian.html db/conf/nsdi/nsdi2006.html#RamasubramanianPS06