@article{MZ_1926__24_175009,
     author = {A. Khintchine},
     title = {Zur metrischen {Theorie} der diophantischen {Approximationen} .},
     journal = {Mathematische Zeitschrift},
     pages = {706--714},
     publisher = {mathdoc},
     volume = {24},
     year = {1926},
     zbl = {52.0183.02},
     url = {http://geodesic.mathdoc.fr/item/MZ_1926__24_175009/}
}