@article{GDZPPN002056216,
title = {\"Uber das Typenproblem Riemann'scher Fl\"achen.},
journal = {Commentarii mathematici Helvetici},
volume = {27},
year = {1953},
pages = {346-356},
zbl = {0051.31402},
url = {http://dml.mathdoc.fr/item/GDZPPN002056216}
}
Pfluger, Albert. Über das Typenproblem Riemann'scher Flächen.. Commentarii mathematici Helvetici, Tome 27 (1953) pp. 346-356. http://gdmltest.u-ga.fr/item/GDZPPN002056216/