D.F. Pearson, E.N. Hard, S.P. Farnsworth, T.L. Forrest, D.L. Spillane, M.I. Ojah, K.N. Womack, S.A. Boxill, C.A. Lewis
External Survey, Household Survey, Response Rates, Survey Methodology, Geocoding, Data Analysis, Vehicle Classification Counts, Sample Size, Survey Design
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