[2] G. Agha, “Abstracting Interaction Patterns: A Programming Paradigm for Open Distributed Systems,” in Formal Methods for Open Object-based Distributed Systems, IFIP Transactions, E.X. Liu ; S. Neuendorffer ; Y. Zhao ; et al.http://embedded.eecs.berkeley.edu/concurrency/ptolemy/references3.pdf.
[2] G. Agha, “Abstracting Interaction Patterns: A Programming Paradigm for Open Distributed Systems,” in Formal Methods for Open Object-based Distributed Systems, IFIP Transactions, E.X. Liu ; S. Neuendorffer ; Y. Zhao ; et al.http://embedded.eecs.berkeley.edu/concurrency/ptolemy/references2.pdf.