@article{JRAM_1905__130_149222,
     author = {J. Knoblauch},
     title = {Der innere {Zusammenhang} der fl\"achentheoretischen {Grundformeln.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {113--143},
     publisher = {mathdoc},
     volume = {130},
     year = {1905},
     zbl = {36.0663.01},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1905__130_149222/}
}