Akhazhanov, T.B., Bokayev N.А., D.T. Matin, and T. Aktosun. “Coefficients of Multiple Fourier-Haar Series and Variational Modulus of Continuity: An Erratum to This Article Was Published in Issue 1(113) Dated March 29, 2024”. Bulletin of the Karaganda University. Mathematics Series 112, no. 4 (December 29, 2023): 21–29. Accessed July 2, 2025. https://mts.buketov.edu.kz/index.php/mathematics-vestnik/article/view/602.