@article{CMH_1949__23_138981,
     author = {Karl-Felix Moppert},
     title = {\"Uber eine gewisse {Klasse} von elliptischen {Riemannschen} {Fl\"achen.}},
     journal = {Commentarii mathematici Helvetici},
     pages = {174--176},
     publisher = {mathdoc},
     volume = {23},
     year = {1949},
     zbl = {0037.33706},
     url = {http://geodesic.mathdoc.fr/item/CMH_1949__23_138981/}
}