?url_ver=Z39.88-2004&rft_id=10.4156%2FAISS.vol4.issue9.10&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=M.Q.&rft.au=Saleem%2C+M.Q.&rft.aulast=Saleem&rft.atitle=Model-based+security+engineering+of+SOA+systems+using+modified+%22UML-SOA-Sec%22&rft.pages=79-88&rft.issue=9&rft.volume=4&rft.issn=19763700&rft.date=2012&rft.title=Advances+in+Information+Sciences+and+Service+Sciences&rft.genre=article