1. Evolutionary algorithms in theory and practice;Bäck,1995
2. Intelligent mutation rate control in canonical genetic algorithms;Bäck,1997
3. Optimising similarity using multiquery relevance feedback;Bartell;Journal of the American Society for Information Science,1998
4. Effect of multiple query representations on information retrieval system performance;Belkin,1993
5. Boughanem, M., Chrisment, C., Mothe, J., Soule-Dupuy, C., & Tamine, L., (2000). In F. Crestani & G. Pasi (Eds.), Chapter in Connectionist and Genetic Approaches to Perform IR, Soft Computing, Techniques and Application (pp. 173–196)