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The National Transportation Library (NTL) and the Repository & Open Science Access Portal (ROSA P) contains documents on Intelligent Transportation Systems topics published or sponsored by the U.S. DOT. Most of the documents are in PDF format.

National Transportation Library

Screen shot of web site for the Repository and Open Science Access Portal (ROSA P)

Visit the ROSA P for published products including scientific findings, journal articles, guidelines, recommendations, or other information authored or co-authored by USDOT or funded partners.