Automatic close-following warning sign-further trials/
08
Prif Awduron: | 400133 Helliar-Symons, R. D., Ray, S. D., Transport and Road Research Laboratory (Great Britain) |
---|---|
Fformat: | |
Cyhoeddwyd: |
Crowthorne, Berkshire : Transport and Road Research Laboratory,
1986
|
Pynciau: |
Eitemau Tebyg
-
Automatic close-following warning sign at Ascot/
gan: 400133 Helliar-Symons, R. D., et al.
Cyhoeddwyd: (1983) -
Automatic speed warning sign-Hampshire trials/
gan: 400133 Helliar-Symons, R. D., et al.
Cyhoeddwyd: (1984) -
Direction sign overload /
gan: 423481 Agg, Helen J., et al.
Cyhoeddwyd: (1994) -
A comparison of different ways of increasing traffic sign conspicuity /
gan: 275497 Cooper, B. R., et al.
Cyhoeddwyd: (1988) -
Assessment of M25 automatic fog-warning systems : final report /
gan: 275497 Cooper, B. R., et al.
Cyhoeddwyd: (1993)