H. Ammar, M. Abdel-Mottaleb, and A. Jain. DG.O, volume 228 of ACM International Conference Proceeding Series, page 248-249. Digital Government Research Center, (2007)
H. Ammar, R. Howell, M. Abdel-Mottaleb, and A. Jain. DG.O, volume 151 of ACM International Conference Proceeding Series, page 369-370. Digital Government Research Center, (2006)
H. Ammar, A. Jain, and M. Abdel-Mottaleb. DG.O, volume 89 of ACM International Conference Proceeding Series, page 165-166. Digital Government Research Center, (2005)
H. Ammar, A. Jain, and M. Abdel-Mottaleb. DG.O, volume 89 of ACM International Conference Proceeding Series, page 273-274. Digital Government Research Center, (2005)