@article{MAN_1933__108_159658,
     author = {R. Sauer},
     title = {Wackelige {Kurvennetze} bei einer infinitesimalen {Fl\"achenverbiegung}},
     journal = {Mathematische Annalen},
     pages = {673--693},
     publisher = {mathdoc},
     volume = {108},
     year = {1933},
     zbl = {0007.22705},
     url = {http://geodesic.mathdoc.fr/item/MAN_1933__108_159658/}
}