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2. OXFORD, H. W., Factors in the Design of Seats used in Public Transport, Proc 10th Ann. Conf. Ergonomics Soc. Australia and New Zealand, 1973
3. BRANTON, P., and GRAYSON, G.: The Evaluation of, Train Seats by Observation of Sitting Behaviour
4. Better by Bus?, The Canterbury Consumer, November 1970
5. The Super Commuter and other Public Transport Developments;SPEED;Coaching Journal,1973