3 citations to https://www.mathnet.ru/eng/dan27013

1. Sh. A. Balgimbayeva, “Nonlinear approximation of function spaces of mixed smoothness”, Siberian Math. J., 56:2 (2015), 262–274          
2. “The List of S.M. Nikol'skii's Works”, Proc. Steklov Inst. Math., 248 (2005), 2–20      
3. E. Madzhenes, “Interpolyatsionnye prostranstva i uravneniya v chastnykh proizvodnykh”, UMN, 21:2(128) (1966), 169–218