Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MZ_1968__106_171013, author = {M. Friedberg and W.S. Mahavier}, title = {Semigroups on {Chainable} and {Circle-like} {Continua.}}, journal = {Mathematische Zeitschrift}, pages = {159--161}, publisher = {mathdoc}, volume = {106}, year = {1968}, zbl = {0162.33001}, url = {http://geodesic.mathdoc.fr/item/MZ_1968__106_171013/} }
M. Friedberg; W.S. Mahavier. Semigroups on Chainable and Circle-like Continua.. Mathematische Zeitschrift, Tome 106 (1968), pp. 159-161. http://geodesic.mathdoc.fr/item/MZ_1968__106_171013/