TY  - JOUR
PY  - 1981//
TI  - Traffic signal warrants -- time for a change?
JO  - ITE journal
A1  - Clement, J.
SP  - 69
EP  - 71
VL  - 51
IS  - 6
N2  - A methodology for summation of critical movements described was used to determine signalization warrants and to provide a more accurate signal warrant system by using service level calculations.<p /> 
LA  - 
SN  - 0162-8178
UR  - http://dx.doi.org/
ID  - ref1
ER  -