Use databases to search for articles related to your topic:
Copyright and Fair Use: Stanford University
Visual Resources Association: Intellectual Property Rights and Copyright
Digital Image Rights Computator (The Digital Image Rights Computator is intended to assist in assessing the intellectual property status of a specific image documenting a work of art, a designed object, or a portion of the built environment. Understanding the presence or absence of rights in the various aspects of a given image will allow the user to make informed decisions regarding the intended educational uses of that image.)