BTS Technical Reports
2008
Seasonal Variation in Traffic Congestion: A Study of Three U.S. Cities - August 2008
Multiple Imputation of Missing Passenger Boarding Data in the National Census of Ferry Operators - August 2008
Uncovering Trends in Seasonal Transportation Data - May 2008
2007
Transportation Services Index and the Economy - December 2007
How Freight Moves: Estimating Mileage and Routes Using an Innovative GIS Tool - June 2007
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http://www.bts.gov/publications/bts_technical_report/
