@article{JRAM_1941__183_183492,
     author = {Kai-Lai Chung},
     title = {A generalization of an inequality in the elementary theory of numbers.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {193--196},
     publisher = {mathdoc},
     volume = {183},
     year = {1941},
     zbl = {0025.30503},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1941__183_183492/}
}