Rossi-Doria, Olivia, Blum, Christian, Knowles, Joshua, Sampels, Michael, Socha, Krzysztof and Paechter, Ben (2002) A local search for the timetabling problem. In: PATAT 2002 Proceedings of the 4th international conference on the Practice And Theory of Automated Timetabling. Department of Industrial Engineering, Gent, Belgium, pp. 124-127. ISBN 90-806096-1-7