Утесов, Адилжан, and Gulzhan Утесова. “Optimal C(N)D-Recovery of Functions from the Anisotropic Generalized Sobolev Class”. Bulletin of L.N. Gumilyov Eurasian National University. Mathematics, computer science, mechanics series 152, no. 3 (September 30, 2025): 22–29. Accessed December 6, 2025. https://bulmathmc.enu.kz/index.php/main/article/view/343.