@article{MZ_1953__59_169406,
     author = {Gerhard Ringel},
     title = {Lokal-regul\"are {Zerlegungen} geschlossener orientierbarer {Fl\"achen.}},
     journal = {Mathematische Zeitschrift},
     pages = {484--495},
     publisher = {mathdoc},
     volume = {59},
     year = {1953},
     zbl = {0055.16904},
     url = {http://geodesic.mathdoc.fr/item/MZ_1953__59_169406/}
}