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The effect of productivity on transportation cost and pricing
Keister, Orville R., (1972)
Trends in federal domestic transportation programs, revenues and expenditures, by state, fiscal years 1957-1975
Woodward jr., Clifford W., (1979)
Transportation trends, issues and recommendations
(1978)
A new ordering procedure and set of decision rules for the internal rate of return method
Wohl, Martin, (1985)
Congestion toll pricing for public transport facilities
Wohl, Martin, (1972)
Increasing the taxi's role in urban America
Wohl, Martin, (1976)