Links
[1] https://edesiderata.crl.edu/providers/gale
[2] http://www.jisc-collections.ac.uk
[3] http://en.wikipedia.org/wiki/OpenURL
[4] http://www.loc.gov/z3950/agency/
[5] http://support.gale.com/gale/product.html
[6] http://www.projectcounter.org/
[7] http://www.section508.gov/index.cfm?FuseAction=content&ID=12
[8] http://www.cengage.com/us/