@article{Shvai2016ZB_IM,
author = {Pozharska, K. and (Shvai K.)},
title ={Estimates of the best orthogonal trigonometric approximations of the generalized multidimensional analogues of the {B}ernoulli kernels and classes {$L^\psi_{\beta,1}$} in the space {$L_q$}},
journal={Transactions of Institute of Mathematics of the NAS of Ukraine}, 
volume={13}, 
number={1}, 
year={2016}, 
pages={300–320},
url={https://trim.imath.kiev.ua/index.php/trim/article/view/225}, 
}