7Claudill,J.G.(2007).The Growth of M-Learning and the Growth of Mobile Computing:Parallel Developments[J].The International Review of Research in Open and Distance Leaming,8(2):l-13.
8Clyde,L.A.(2004).Computing in the Palm of Your Hand [J].Teacher Librarian,31 (3):42-44.
9Davis,F.D(1989).Perceived Usefulness,Perceived Ease of Use,and User Acceptance of Information Technology[J].MIS Quarterly, l 3(3):319-340.
10Echeverrta,A.,Nussbaum,M.&Calder6n,J.et al.(2011). Face-to-Face Collaborative Learning Supported by Mobile Phones[J].Interactive Learning Environments, 19(4):351-363.
