Renata Kaufman Augusto Sampaio Alexandre Mota Formalisation and Analysis of Objects as CSP Processes. 236-250 2009 SBMF http://dx.doi.org/10.1007/978-3-642-10452-7_16 conf/sbmf/2009 db/conf/sbmf/sbmf2009.html#KaufmanSM09