Here is search logs of 650,000 AOL users. It's very interesting to view search history of particular person and analyze his personality. Let's do it together! Read more about AOL search database scandal or view research papers on web searching.
www.mathnet.or.kr
한국과학기술원 수리과학정보센터 (Information Center for Mathematical Sciences) 에서 제공하는 수학관련 인터넷 서비스