@article{RM_2023_78_4_a3,
     author = {M. G. Grigoryan and S. V. Konyagin},
     title = {On {Fourier} series in the multiple trigonometric system},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {782--784},
     year = {2023},
     volume = {78},
     number = {4},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_2023_78_4_a3/}
}