共 12 条
[1]
Adams J., 1981, TRANSPORT PLANNING V
[2]
ADAMS JGU, 1982, 820819 SOC AUT ENG P
[3]
BLALOCK HM, 1960, SOCIAL STATISTICS
[4]
*NAT HIGHW TRAFF S, 1979, EFF HEL US HEAD INJ
[5]
*NAT HIGHW TRAFF S, 1980, REP C EFF MOT HELM
[6]
Peltzman Sam, 1975, J POLITICAL EC, V83, P667
[8]
Tukey J. W., 1977, EXPLORATORY DATA ANA