@article{MZ_1926__24_174986,
     author = {A Wintner},
     title = {Zur {Hillschen} {Theorie} der {Variation} des {Mondes}},
     journal = {Mathematische Zeitschrift},
     pages = {259--265},
     publisher = {mathdoc},
     volume = {24},
     year = {1926},
     zbl = {51.0778.02},
     url = {http://geodesic.mathdoc.fr/item/MZ_1926__24_174986/}
}