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Browne, Michael and Allen, Julian and Anderson, Stephen and Wigan, M. (2002) The growing importance of light goods vehicles in the UK. In: Logistics Research Network Annual Conference, Birmingham, 04 - 06 Sep 2002.
Allen, Julian and Anderson, Stephen and Browne, Michael and Wigan, M. (2002) Understanding the growth in service trips and developing transport modelling approaches to commercial, service and light goods movements. In: Proceedings of the European Transport Conference, 9-11 September 2002, Homerton College, Cambridge. Association for European Transport. ISBN 0860503402