1. Aho, A. V., Hopcroft, J. E., Ullman, J. D.: The Design and Analysis of Computer Algorithms. Addison-Wesley Publishing Company) (1974) 60–65
2. Auron, B. E., Rindowe, W. P., Vary, C. P. H., Celentano, J. J., Vournakis, J. N.: Computer Aided Prediction of RNA secondary structures. Nucleic Acids Research, Vol. 10, N° 1 (1982) 403–419
3. Bellman, R. E.: Dynamic Programming. Princeton University Press, New Jersey (1957)
4. Bellman, R. E., Dreyfus, S. E.: Applied Dynamic Programming. Princeton University Press, New Jersey (1962)
5. Berge, C.: Graphes et Hypergraphes. Dunod Editeur, Paris (1970)