Links
[1] http://www.1science.com/oafigr.html
[2] http://www.1science.com/oafindr.html
[3] http://www.1science.com/oafindrplus.html
[4] http://www.1science.com/oafoldr.html
[5] https://edesiderata.crl.edu/providers/1science
[6] http://www.1science.com/index.html