@article{MAN_1909__67_158415,
     author = {Felix Klein},
     title = {\"Uber {Selbstspannungen} ebener {Diagramme.} {(Mit} 5 {Figuren} im {Text)}},
     journal = {Mathematische Annalen},
     pages = {433--444},
     publisher = {mathdoc},
     volume = {67},
     year = {1909},
     zbl = {40.0887.02},
     url = {http://geodesic.mathdoc.fr/item/MAN_1909__67_158415/}
}