@article{01643055, title = {Bertrand oligopoly revisited.}, journal = {Discrete Dynamics in Nature and Society}, volume = {5}, year = {2001}, pages = {1-10}, doi = {10.1155/S1026022601000012}, zbl = {1051.91077}, language = {en}, url = {http://dml.mathdoc.fr/item/01643055} }
Puu, Tönu. Bertrand oligopoly revisited.. Discrete Dynamics in Nature and Society, Tome 5 (2001) pp. 1-10. doi : 10.1155/S1026022601000012. http://gdmltest.u-ga.fr/item/01643055/