@article{JRAM_1935__173_149917,
     author = {Hermann Wolff},
     title = {\"Uber harmonikale {Abbildungen.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {35--42},
     publisher = {mathdoc},
     volume = {173},
     year = {1935},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1935__173_149917/}
}