The following educational and non-profit portals provide publications on a wide variety of LGBT-related topics. The information on these sites can be used for academic purposes, i.e. to obtain credible and authoritative background information, explore a topic more deeply, find primary-source documents, etc.
GLBTQ Archives: An Encyclopedia of Gay, Lesbian, Bisexual, Transgender, and Queer Culture, contains 2,000 signed articles on literature, the arts, and the social sciences written by academics and other experts. (Archived)