Here are some of the References I found in the Journal Database and on the Web using InfoSeek to search for journal articles that discusses the topic of Communication. It's just too bad, I couldn't find anything on How Drivers Communicate. But, I think that these references I found can explain why drivers get affected so much when confrontated by other drivers on the road using Vehicular Communication and Physical Gestures.>
Krauss, R.M. and Bricker, P.D. Effects of Transmission Delay and Access Delay on the Efficiency of Verbal Communication. The Journal of the Acoustical Society of America, 1967, v 41, 2.
ABSTRACT: "Cited in Oviatt and Cohen, ACL89 - Delays of even .25-1.8 can disrupt human dialogue and decrease referential efficiency."
Jacobovits, L.A. and Lambert, W.E. Mediated Satiation in Verbal Transfer. Journal of Experimental Psychology, 1962, 16, pp 112-119.
Lambert, W.E. and Jacobovits, L.A. Verbal Satiation and Changes in the Intensity of Meaning. Journal of Experimental Psychology, 1960, 60, pp 376-383.
Jacobovits, L.A. and Lambert, W.E. The Effects of Repetition in Communication on Meanings and Attitudes. Television and Human Behavior, New York: Appleton-Century-Crofts, 1963, pp 167-176.
Craver-Lemley, C. and Reeves, A. How Visual Imagery Interferes With Vision. Psychological Review, 1992, v 99, pp 633-649.