If you would like to make copies of materials to use in class please read Q & A on Copyright for the Campus Community and review the information in the guide "Circular 21 - Reproduction of Copyrighted Works by Educators and Librarians", Links to both are found below. When in doubt get written permission from the copyright holder every term you plan to use the material.
Four Basic Factors of Fair Use
Source: Questions & Answers on Copyright for the Campus Community, 7th ed.
Updated edition of Copyright for the Campus Community is available online through the National Association of College Stores
Guidelines for educators to use to determine Fair Use can be found in the 24-page guide: "Circular 21 - Reproduction of Copyrighted Works by Educators and Librarians" distributed by copyright.gov.
Copyright on Campus video from the Copyright Clearance Center
Other Copyright Resources
Copyright: What you Can Do
If your course is in Blackboard you can add persistent links to articles and journals in GALILEO: Creating Persistent Links to Articles and Journals