Toleugazy Е., Kervenev Қ., & Iskakov С. (2025). BOUNDARY FUNCTIONS OF NIKOLSKY-BESOV SPACES WITH SMOOTH MIXED SMOOTHNESS. Bulletin of Abai KazNPU. Series of Physical and Mathematical Sciences, 89(1), 76–83. https://doi.org/10.51889/2959-5894.2025.89.1.007