@article{SM_1992_73_2_a13,
     author = {Sh. T. Tetunashvili},
     title = {On some multiple functionseries and solution of the uniqueness problem for {Pringsheim} convergence of multiple trigonometric series},
     journal = {Sbornik. Mathematics},
     pages = {517--534},
     publisher = {mathdoc},
     volume = {73},
     number = {2},
     year = {1992},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1992_73_2_a13/}
}