TY  - JOUR
PY  - 1941//
TI  - Psychological factors in highway design and traffic control problems: evaluation of design data for crossover distances
JO  - Highway Research Board proceedings
A1  - Spears, S.m.
A1  - Loutzenheiser, D.w.
A1  - Moyer, R.a.
SP  - 
EP  - 
VL  - 
IS  - 
N2  - <p>[Abstract unavailable]</p> 
LA  - 
SN  - 0096-1027
UR  - http://dx.doi.org/
ID  - ref1
ER  -