1. Aggoun, A. Beldiceanu, N. Extending CHIP in Order to Solve Complex Scheduling Problems, Journal of Mathematical and Computer Modelling, Vol. 17, No. 7, pages 57–73, Pergamon Press, 1993.
2. Beldiceanu, N., Contejean, E., Introducing Global Constraints in CHIP, Journal of Mathematical and Computer Modelling, Vol. 20, No 12, pp 97–123, 1994.
3. Beldiceanu, N. Global Constraints as graph properties on a structured network of elementary constraints of the same type, Constraint Programming 2000, Sin-gapore, pages 384–395, volume 1894 of Lecture Notes in Computer Science, Springer-Verlag, 2000.
4. Bockmayr, A. Pisaruk, N. Aggoun, A. Network flow problems in constraint programming, Constraint Programming 2001, Cyprus, 2001.
5. Bockmayr, A. Pisaruk, N. Detecting Infeasibility and Generating Cuts for MIP using CP, CP-AI-OR 2003, Montréal, Canada, Ma 8–10, 2003.