EXPERT SYSTEMS WITH APPLICATIONS, vol. 39, no. 13, page. 11443 - 11455, 2012-10-01
EXPERT SYSTEMS WITH APPLICATIONS, vol. 39, no. 3, page. 2927 - 2938, 2012-02-15
SCIENTOMETRICS, vol. 88, no. 3, page. 863 - 883, 2011-09
SCIENTOMETRICS, vol. 86, no. 3, page. 687 - 703, 2011-03