@article{CMUC_1997__38_2_a19,
     author = {Mare, Augustin-Liviu},
     title = {On two results of {Singhof}},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {379--383},
     publisher = {mathdoc},
     volume = {38},
     number = {2},
     year = {1997},
     mrnumber = {1455506},
     zbl = {0886.55009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1997__38_2_a19/}
}