1. Barnsley, M.J., Sadler, G.J. and Shepherd, J.W. “Integrating remotely sensed images and digital map data in the context of urban planning”. (Paper presented at the 15th Annual Conference of Remote Sensing Society. University of Bristal.
2. Barnsley, M.J. and Sadler, G.J. “Use of population density data to improve classification accuracies in remotely‐sensed images of urban areas”. (Paper presented at the First European Conference on Geographical Information Systems. Amsterdam, The Netherland.