Fair Use Provisions [107&108] of U.S. Copyright Act
CONTU (National Commission on New Technological Uses of Copyrighted Works)
CONFU (The Conference on Fair Use)
Fair Use in the Electronic Age: Serving the Public Interest – Association of Research Libraries
UWSP Copyright Guide: Fair Use Guidelines – U. of Wisconsin-Stevens Point
The "Four Factors" Governing Fair Use
Copyright & Fair Use - Stanford U.
Fair-Use Issues: Copyright Management Center – IUPUI.