Goginava, U. (2012) “On the summability of double Walsh - Fourier series of functions of bounded generalized variation”, Ukrains’kyi Matematychnyi Zhurnal, 64(4), pp. 490-507. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/2591 (Accessed: 28March2024).