Academic Search/Web Research Tools/Reference Managers

http://www.scirus.com

http://dbis.uni-trier.de/DBL-Browser/ – Digital Bibliography Library Browser

http://www.science.gov/ – USA government for Science

http://www.mendeley.com/ – academic social network/collaboration

http://www.worldcat.org/ – Multidisciplinary

http://libserver.cedefop.europa.eu – Voc & Tech Education

http://inspirehep.net/ – Stanford physics information retrieval system

hsystemv  www.ssrn.com/ – Social Science Research Network