1. Road traffic considered as a random series;Adams;J. Instn civ. Engrs,1936
2. A note on the selection of gap acceptance criteria for traffic simulation studies;Ashworth;Transpn Res.,1968
3. Gap acceptance at an uncontrolled intersection;Ashworth;Traff. Engng Control,1966
4. Gap acceptance characteristics for ramp-freeway surveillance and control;Drew;Highw. Res. Recd,1967
5. The highway merging and queueing problem;Evans;Ops Res.,1964