@article{VMJ_2023_25_1_a7,
     author = {A. Yu. Trynin},
     title = {On the best polynomials approximation of segment functions},
     journal = {Vladikavkazskij matemati\v{c}eskij \v{z}urnal},
     pages = {105--111},
     publisher = {mathdoc},
     volume = {25},
     number = {1},
     year = {2023},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMJ_2023_25_1_a7/}
}