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8344 documents found.
Published:
| Popkin, C.L. Campbell, B.J. Hansen, A.R. & Steward, R.R.
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| Simpson, H.M. & Mayhew, D.R.
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| Ramsey, S.
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| McNally, M.G. & Merheb, O.
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| Bureau of Transport and Communications Economics BTCE
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| Chang, G.-L. Carter, E.C. & Chen, C.-H.
Published:
| Riley, D.
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| Schnittger, S.
Published:
| Hsu, T.-P.
Published:
| Grigo, R.