@article{MZ_1936__40_168630,
     author = {C. Bankwitz},
     title = {\"Uber {Knoten} und {Z\"opfe} mit gleichsinniger {Verdrillung}},
     journal = {Mathematische Zeitschrift},
     pages = {588--591},
     publisher = {mathdoc},
     volume = {40},
     year = {1936},
     zbl = {0012.31803},
     url = {http://geodesic.mathdoc.fr/item/MZ_1936__40_168630/}
}