@article{MZ_1919__5_167550,
     author = {H., Mohrmann},
     title = {\"Uber die {Wendepunktstangenten} der {Baumkurve} vierter {Ordnung} erster {Art}},
     journal = {Mathematische Zeitschrift},
     pages = {268--283},
     publisher = {mathdoc},
     volume = {5},
     year = {1919},
     zbl = {47.0615.02},
     url = {http://geodesic.mathdoc.fr/item/MZ_1919__5_167550/}
}