Filippo Bonchi Fabio Gadducci Giacoma Valentina Monreale Reactive Systems, Barbed Semantics, and the Mobile Ambients. 272-287 2009 FOSSACS http://dx.doi.org/10.1007/978-3-642-00596-1_20 conf/fossacs/2009 db/conf/fossacs/fossacs2009.html#BonchiGM09