TY - BOOK ED - AMERICAN SOCIETY OF CIVIL ENGINEERS TI - Proceeding ASCE Journol of Transportation Engineering VOL 125 NO. 1-3 1999 U1 - 624 PY - 1999/// CY - NEWYORK PB - AMERICAN SOCIETY OF CIVIL ENGINEERS KW - PROCEEDING ASCE JOURNOL OF TRANSPORTATION ENGINEERING ER -