CSC4170, CSC2100B, GEN1113, GEN2182, ICONIP'09, CollaborateCom2009, CIKM2009, ACML'09, ICCCI'09, APSIPA ASC 2009, WI'09, SocialCom-09, SIGIR2009, IJCAI-09, CASoN2009, IWSSIP2009, IJCNN2009, FAW2009, WWW2009, ICDE2009, CIDM2009, MSRAMCE2009, ECS2009, IJICC Special Issue, Springer Book
DBLP, Google Scholar, ResearchGate, Google, Bing, Yahoo, ACM DL, ACM Guide to CL, IEEE Xplore, Google (CiteSeer), CS Bib, MSRA Libra, Arnetminer, Google Books, A9
