@article{MZ_1968__107_171081,
     author = {Dieter Betten},
     title = {Topologische {Geometrien} auf dem {M\"obiusband.}},
     journal = {Mathematische Zeitschrift},
     pages = {363--379},
     publisher = {mathdoc},
     volume = {107},
     year = {1968},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/MZ_1968__107_171081/}
}