The role of the passenger train in the United States: A cost comparison of the common carriers
1991 ◽
Vol 25
(6)
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pp. 429-442
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1973 ◽
Vol 3
(4)
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pp. 409-423
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1999 ◽
Vol 2
(2)
◽
pp. 35-46
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2013 ◽
Vol 56
(2)
◽
pp. 157-176
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Keyword(s):
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