This book constitutes the refereed proceedings of the 20th international conference on concurrency theory concur 2009 held in bologna italy september 1 4 2009 the 37 revised full papers presented together with four invited papers were carefully reviewed and selected from 129 submissions. Concur 2009 concurrency theory 20th international conference concur 2009 bologna italy september 1 4 2009 proceedings lecture notes in computer science 5710 bravetti mario zavattaro gianluigi on amazoncom free shipping on qualifying offers concur 2009 concurrency theory 20th international conference concur 2009 bologna italy september 1 4 2009. Concur 09 the 20th international conference on concurrency theory will take place in bologna on september 1 4 2009 the purpose of the concur conferences is to bring together researchers developers and students in order to advance the theory of concurrency and promote its applications the list of invited speakers at concur 09 currently . This book constitutes the refereed proceedings of the 20th international conference on concurrency theory concur 2009 held in bologna italy september 1 4 2009 programming books concur 2009 concurrency theory pdf the 37 revised full papers presented together with four invited papers were carefully reviewed and selected from 129 . Concur 2009 20th international conference on concurrency theory sep 1 2009 sep 4 2009 bologna italy apr 15 2009 apr 8 2009 concur 2008 sofsem 2021 47th international conference on current trends in theory and practice of computer science