@techreport{diao-sase, <br>
title={SASE+: An Agile Language for Kleene Closure over Event Streams},<br>
author = {Yanlei Diao, Neil Immerman, and Daniel Gyllstrom},<br>
institution = {Department of Computer Science, University of Massachusetts Amherst},<br>
number = {UM-CS-07-03},<br>
year = {2007}
}