@article{CMH_1953__27_139069,
     author = {Albert Pfluger},
     title = {\"Uber das {Typenproblem} {Riemann'scher} {Fl\"achen.}},
     journal = {Commentarii mathematici Helvetici},
     pages = {346--356},
     publisher = {mathdoc},
     volume = {27},
     year = {1953},
     zbl = {0051.31402},
     url = {http://geodesic.mathdoc.fr/item/CMH_1953__27_139069/}
}