共 20 条
[1]
*FED HIGHW ADM, 1975, HIGHW STAT
[2]
JOKSCH H C, 1973, Accident Analysis and Prevention, V5, P1, DOI 10.1016/0001-4575(73)90002-X
[3]
KRAMER L, 1978, WASHINGTON POST 1126, pF1
[4]
LANE RE, 1954, REGULATION BUSINESSM
[5]
LEVINE DN, 1971, EFFECTIVENESS LAP SE
[6]
*MOT VEH MAN ASS, 1978, MOT VEH FACTS FIG
[7]
*MOT VEH MAN ASS, 1976, MOT VEH FACTS FIG MV
[8]
*MOT VEH MAN ASS, 1979, MOT VEH FACTS FIG
[9]
*MOT VEH MAN ASS, 1977, MOT VEH FACTS FIG
[10]
*NAT HIGHW SAF ADM, 1977, RUL SUPP PAP CONC 19