1. ACM transactions on multimedia computing, communications and applications. New York, N.Y. : Association for Computing Machinery, 2005- GED220
4. MIS quarterly executive. Bloomington, IN : Accounting and Information Systems Dept., Kelley School of Business, Indiana University, 2002- BUS340
9. International journal of geographical information science: IJGIS [London] : Taylor & Francis, 1997- ACT322