Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MOMA_1981__91_178023, author = {Josef Hofbauer}, title = {A {General} {Cooperation} {Theorem} for {Hypercycles.}}, journal = {Monatshefte f\"ur Mathematik}, pages = {233--240}, publisher = {mathdoc}, volume = {91}, year = {1981}, zbl = {0449.34039}, url = {http://geodesic.mathdoc.fr/item/MOMA_1981__91_178023/} }
Josef Hofbauer. A General Cooperation Theorem for Hypercycles.. Monatshefte für Mathematik, Tome 91 (1981), pp. 233-240. http://geodesic.mathdoc.fr/item/MOMA_1981__91_178023/