@article{JRAM_1931__164_149755,
     author = {O. M\"uhlendyck},
     title = {\"Uber eine {Familie} analytischer {Regelfl\"achen.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {128--130},
     publisher = {mathdoc},
     volume = {164},
     year = {1931},
     zbl = {57.0889.05},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1931__164_149755/}
}