Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{MASLO_1988__38_3_a5, author = {Novotn\'y, Ji\v{r}{\'\i}}, title = {Morphisms of a certain class of monounary algebras}, journal = {Mathematica slovaca}, pages = {235--242}, publisher = {mathdoc}, volume = {38}, number = {3}, year = {1988}, mrnumber = {977901}, zbl = {0659.08004}, language = {en}, url = {http://geodesic.mathdoc.fr/item/MASLO_1988__38_3_a5/} }
Novotný, Jiří. Morphisms of a certain class of monounary algebras. Mathematica slovaca, Tome 38 (1988) no. 3, pp. 235-242. http://geodesic.mathdoc.fr/item/MASLO_1988__38_3_a5/