Proceedings of the Fourth Annual Seminar on Operational Research in the Bus Industry, 19th - 21th July, 1972
Annual Seminar on Operational Research in the Bus Industry ; 4 ; 1972 ; Leeds Annual Seminar on Operational Research in the Bus Industry ; 4 (Leeds) : 1972.07.19-21
1972
162 S.
Ill., graph. Darst.
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Conference Proceedings
English