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@article{MZ_1977__154_172534, author = {F. Hofbauer}, title = {A {Function} with {Countably} {Many} {Ergodic} {Equilibrium} {States.}}, journal = {Mathematische Zeitschrift}, pages = {275--282}, publisher = {mathdoc}, volume = {154}, year = {1977}, zbl = {0336.54043}, url = {http://geodesic.mathdoc.fr/item/MZ_1977__154_172534/} }
F. Hofbauer. A Function with Countably Many Ergodic Equilibrium States.. Mathematische Zeitschrift, Tome 154 (1977), pp. 275-282. http://geodesic.mathdoc.fr/item/MZ_1977__154_172534/