The (C)-property of cesàro methods of summing double series
English version (Springer): Ukrainian Mathematical Journal 23 (1971), no. 3, pp 332-339.
Citation Example: Kalatalova M. A. The (C)-property of cesàro methods of summing double series // Ukr. Mat. Zh. - 1971. - 23, № 3. - pp. 391–399.
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