@article{SJVM_2022_25_4_a0,
     author = {A. K. Alekseev and A. E. Bondarev},
     title = {An estimation of point-wise approximation error using
},
     journal = {Sibirskij \v{z}urnal vy\v{c}islitelʹnoj matematiki},
     pages = {343--358},
     publisher = {mathdoc},
     volume = {25},
     number = {4},
     year = {2022},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SJVM_2022_25_4_a0/}
}