@article{ARM_1995__31_1_a3,
     author = {Brzd\k{e}k, Janusz},
     title = {On some iteration semigroups},
     journal = {Archivum mathematicum},
     pages = {37--42},
     publisher = {mathdoc},
     volume = {31},
     number = {1},
     year = {1995},
     mrnumber = {1342373},
     zbl = {0834.39011},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ARM_1995__31_1_a3/}
}