@article{CMUC_2008_49_1_a11,
     author = {Arhangel'skii, Aleksander V. and Buzyakova, Raushan Z.},
     title = {More on ordinals in topological groups},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {127--140},
     year = {2008},
     volume = {49},
     number = {1},
     mrnumber = {2433630},
     zbl = {1212.54103},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_2008_49_1_a11/}
}