Mathias John Cédric Lhoussaine Joachim Niehren Adelinde M. Uhrmacher The Attributed Pi Calculus. 83-102 2008 CMSB http://dx.doi.org/10.1007/978-3-540-88562-7_10 conf/cmsb/2008 db/conf/cmsb/cmsb2008.html#JohnLNU08