@article{Pozharska_Romanyuk_Romanyuk_2024, 
title={Widths and entropy numbers of the classes of periodic functions of one and several variables in the space {$B_{q,1}$}}, 
author={Pozharska, K. and Romanyuk, A.S. and Romanyuk, V.S.}, 
journal={Carpathian Mathematical Publications}, 
number={2}, 
year={2024}, 
pages={351–366},
volume={16}, 
url={https://journals.pnu.edu.ua/index.php/cmp/article/view/8029}, 
DOI={10.15330/cmp.16.2.351-366}, 
}