@misc{CMUC_1983_24_1_a16,
     title = {Erratum},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {198},
     year = {1983},
     volume = {24},
     number = {1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1983_24_1_a16/}
}