Also Known As: TRIS Online DescriptionReferences to books, technical reports, conference proceedings, journal articles and on-going research in the field of transportation. 1970+ (with selected prior coverage) Copyright & AccessAccess ResourceThis publication or database and the information in it is protected by copyright. All reproductions of this copyrighted material must be for non-commercial educational “fair use” as defined by 17 U.S.C. 107. You May You May Not Access, search and browse the database or publication. Print or download a limited number of articles, records, abstracts, or parts of chapters for personal use. Sell copies of items printed or downloaded. Print or download entire electronic books or entire issues of journals. Distribute copies of any portions of this resource to anyone not affiliated with Princeton University. Sharing information with colleagues for scholarly, educational, or scientific research or professional use is permitted.