@article{GMJ_2002__9_1_49503,
     author = {Goginava, U.},
     title = {Ces\`aro means of trigonometric {Fourier} series.},
     journal = {Georgian mathematical journal},
     pages = {53--56},
     year = {2002},
     volume = {9},
     number = {1},
     zbl = {0997.42004},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/GMJ_2002__9_1_49503/}
}