@article{MAN_1915__76_158710,
     author = {C. Juel},
     title = {Einleitung in die {Theorie} der {Elementarfl\"achen} dritter {Ordnung}},
     journal = {Mathematische Annalen},
     pages = {548--574},
     publisher = {mathdoc},
     volume = {76},
     year = {1915},
     zbl = {45.0730.02},
     url = {http://geodesic.mathdoc.fr/item/MAN_1915__76_158710/}
}