Grigoryan, M.; Ghazaryan, A.; Ghazaryan, G. ON THE UNIFORM CONVERGENCE OF DOUBLE FOURIER–WALSH SERIES. Proc. YSU A: Phys. Math. Sci. 2020, 54 (1 (251), 20-28. https://doi.org/10.46991/PYSU:A/2020.54.1.020.