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Bly, P.H.. (1979). Contra-flow bus lanes: economic justification using at theoretical model . : TRRL.

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Bly, P.H.. Contra-flow bus lanes: economic justification using at theoretical model. : TRRL, 1979. Chart.

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Bly, P.H.. Contra-flow bus lanes: economic justification using at theoretical model. : TRRL, 1979. Chart.

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Bly, P.H.. Contra-flow bus lanes: economic justification using at theoretical model. : TRRL, 1979. Chart.