@article{10_14708_cm_v29i1_6262,
     author = {M. C. Zdun},
     title = {On continuity of iteration semigroups on metric paces},
     journal = {Commentationes Mathematicae},
     pages = { 113--116},
     year = {1989},
     volume = {29},
     number = {1},
     doi = {10.14708/cm.v29i1.6262},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/cm.v29i1.6262/}
}