共 10 条
[1]
BAKER JS, 1976, TRANSPORTATION TRAFF, P388
[4]
CHATFIELD BV, 1970, PUBLIC ROADS, V36, P48
[5]
CLEVELAND DE, 1976, TRANSPORTATION TRAFF, P412
[6]
KIHLBERG JK, 1968, 48 HIGHW RES BOARD R
[7]
LANGBEIN LI, 1978, 07010 SAG U PAP SER
[8]
LONG SB, 1979, SOCIOL METHODOL, P37
[9]
Pfundt K, 1969, ACCIDENT ANAL PREV, V1, P253
[10]
TOFANY VL, 1981, TRAFFIC QUART, V35, P5