INFORMATION PROCESSING & MANAGEMENT, vol. 43, no. 5, page. 1173 - 1182, 2007-09
INFORMATION PROCESSING & MANAGEMENT, vol. 43, no. 4, page. 887 - 901, 2007-07
INFORMATION PROCESSING & MANAGEMENT, vol. 43, no. 2, page. 302 - 314, 2007-03
INFORMATION PROCESSING & MANAGEMENT, vol. 43, no. 1, page. 121 - 145, 2007-01