TY - SER ED - American Society of Civil Engineers. TI - Transportation engineering journal of ASCE: Proceedings of the Ameri can Society of Civil Engineers :: American Society of Civil Enginee rs SN - 05697891 U1 - 629.04 PY - 1979///- CY - New York, USA PB - ASCE KW - Transportation KW - Periodicals KW - Civil engineering N1 - Latest issue consulted: Vol.105, No.4 (July 1979) ER -