“On Approximation of Signals in the Generalized Zygmund Class Using (E,r)(N,qn) Mean of Conjugate Derived Fourier Series”.
European Journal of Pure and Applied Mathematics 13, no. 5 (December 27, 2020): 1325–1336. Accessed December 22, 2024.
https://www.ejpam.com/index.php/ejpam/article/view/3714.