@article{PIM_1980_N_S_28_42_a17,
     author = {Tatjana Ostrogorski},
     title = {On {Integrability} of {Trigonometric} {Series} with {Quasi} - {Monotone} {Coefficients}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {135 },
     publisher = {mathdoc},
     volume = {_N_S_28},
     number = {42},
     year = {1980},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PIM_1980_N_S_28_42_a17/}
}