@article{PIM_1958_S_S_XII_12_a7,
     author = {Chao-Hui Yang},
     title = {On {The} {Integrability} {Of} {Functions} {Defined} {By} {Cosine} {Series} {With} {Monotone} {Decreasing} {Coefficients}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {73 },
     publisher = {mathdoc},
     volume = {_S_S_XII},
     number = {12},
     year = {1958},
     url = {http://geodesic.mathdoc.fr/item/PIM_1958_S_S_XII_12_a7/}
}