Sidney Rosario David Kitchin Albert Benveniste William R. Cook Stefan Haar Claude Jard Event Structure Semantics of Orc. 154-168 2007 WS-FM http://dx.doi.org/10.1007/978-3-540-79230-7_11 conf/wsfm/2007 db/conf/wsfm/wsfm2007.html#RosarioKBCHJ07