@conference {327, title = {Behaviour, Interaction and Dynamics}, booktitle = {Specification, Algebra, and Software - Essays Dedicated to Kokichi Futatsugi}, year = {2014}, publisher = {Springer}, organization = {Springer}, doi = {10.1007/978-3-642-54624-2_19}, url = {http://dx.doi.org/10.1007/978-3-642-54624-2_19}, author = {Roberto Bruni and Hern{\'a}n C. Melgratti and Ugo Montanari}, editor = {Shusaku Iida and Jos{\'e} Meseguer and Kazuhiro Ogata} }