Адиева, А. ., and А. . Байарыстанов. “CLOSURE OF FINITE FUNCTIONS IN ONE WEIGHT SOBOLEV TYPE SPACE”. Bulletin of Abai KazNPU. Series of Physical and Mathematical Sciences, vol. 69, no. 1, June 2021, pp. 12-17, doi:10.51889/2020-1.1728-7901.02 .