@article{MZ_1934__38_168513,
     author = {P. Ganapathi},
     title = {A note on the oval},
     journal = {Mathematische Zeitschrift},
     pages = {490--491},
     year = {1934},
     volume = {38},
     zbl = {60.1321.01},
     url = {http://geodesic.mathdoc.fr/item/MZ_1934__38_168513/}
}