?url_ver=Z39.88-2004&rft_id=10.1109%2FICCISci.2012.6297146&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aulast=Arpit&rft.au=Arpit&rft.isbn=9781467319386&rft.date=2012&rft.title=An+introduction+on+extensions+of+process+algebra%3A+Concurrent+and+communicating+systems&rft.genre=proceeding