TY - JOUR PY - 1968// TI - Specification fo road traffic signal light intensity JO - Human factors A1 - Brown, Ben A1 - Cole, Barry L. SP - 245 EP - 254 VL - 10 IS - 3 N2 - Abstract unavailable. LA - SN - 0018-7208 UR - http://dx.doi.org/ ID - ref1 ER -