1.
Yanchenko SY. Approximation of Functions from the Isotropic Nikol’skii–Besov Classes in the Uniform and Integral Metrics. Ukr. Mat. Zhurn. [Internet]. 2015Oct.25 [cited 2024Mar.28];67(10):1423-3. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/2077