@article{DAN_1970_195_5_a11,
     author = {S. B. Topuriya},
     title = {On a property of functions of two variables and multiple {Fourier} series},
     journal = {Doklady Akademii Nauk},
     pages = {1046--1049},
     publisher = {mathdoc},
     volume = {195},
     number = {5},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1970_195_5_a11/}
}