@article{SM_2019_210_7_a2,
     author = {M. I. Dyachenko and A. B. Mukanov and S. Yu. Tikhonov},
     title = {Smoothness of functions and {Fourier} coefficients},
     journal = {Sbornik. Mathematics},
     pages = {994--1018},
     publisher = {mathdoc},
     volume = {210},
     number = {7},
     year = {2019},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2019_210_7_a2/}
}