Nadia Nouali Habiba Drias Anne Doucet Protocols for Committing Mobile Transactions. 134-143 2006 3 Int. Arab J. Inf. Technol. 2 http://www.iajit.org/vol3no2Apri/abstract_files/ABSTRACTS-6.htm#6 db/journals/iajit/iajit3.html#NoualiDD06a