@article{ref1,
title="Traffic control mechanisms",
journal="Highway Research Board proceedings",
year="1931",
author="Mcclintock, M. and Blanchard, A.h.",
volume="1931",
number="",
pages="-",
abstract="A general statement of present status and research procedure suggestions are made on the following problems: (1) minimum specifications to assure adequate uniformity; (2) what conditions warrant traffic control signals; (3) relative efficiency of non-mechanical and mechanical control; (4) formula for cycle and internal lengths; (5) relative efficiency of various types of coordination; (6) economic cost of traffic delay; (7) uniform cost accounting method for traffic control signal installation; (8) administrative control of traffic control signals.<p />",
language="",
issn="0096-1027",
doi="",
url="http://dx.doi.org/"
}