@article{MZ_1935__39_168577,
     author = {K. Heegner},
     title = {Elliptische {Funktionen} und {Kegelschnittb\"uschel}},
     journal = {Mathematische Zeitschrift},
     pages = {663--671},
     publisher = {mathdoc},
     volume = {39},
     year = {1935},
     zbl = {61.0680.02},
     url = {http://geodesic.mathdoc.fr/item/MZ_1935__39_168577/}
}