@article{MZ_1938__43_168765,
     author = {Dr. L. C., Cambridge (England) Young},
     title = {Inequalities connected with binary derivation, integrated {Lipschitz} conditions and {Fourier} series},
     journal = {Mathematische Zeitschrift},
     pages = {255--270},
     publisher = {mathdoc},
     volume = {43},
     year = {1938},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MZ_1938__43_168765/}
}