SpringerLink (Online service) & Smolka, G. (1997). Principles and Practice of Constraint Programming - CP97: Third International Conference, CP97, Linz, Austria, October 29 - November 1, 1997 (1st ed. 1997.). Springer Berlin Heidelberg : Imprint: Springer. https://doi.org/10.1007/BFb0017424
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service) και Gert Smolka. Principles and Practice of Constraint Programming - CP97: Third International Conference, CP97, Linz, Austria, October 29 - November 1, 1997. 1st ed. 1997. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 1997. https://doi.org/10.1007/BFb0017424.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service) και Gert Smolka. Principles and Practice of Constraint Programming - CP97: Third International Conference, CP97, Linz, Austria, October 29 - November 1, 1997. 1st ed. 1997. Springer Berlin Heidelberg : Imprint: Springer, 1997. https://doi.org/10.1007/BFb0017424.
