Fedunyk-Yaremchuk O, Hembars’kyi M, Hembars’ka S. Approximative characteristics of the Nikol’skii-Besov-type classes of periodic functions in the space $B_{\infty,1}$. Carpathian Math. Publ. [Internet]. 2020 Dec. 26 [cited 2024 Apr. 19];12(2):376-91. Available from: https://journals.pnu.edu.ua/index.php/cmp/article/view/4334