Dorothee D. Haroske, “Embeddings Of Some Weighted Function Spaces On R_n: Entropy and Approximation Numbers (A Survey of some recent results),” 1997.
Ridgway Scott, “Tutorial on Sobolev Spaces,“
Dorothee D. Haroske, “Embeddings Of Some Weighted Function Spaces On R_n: Entropy and Approximation Numbers (A Survey of some recent results),” 1997.
Ridgway Scott, “Tutorial on Sobolev Spaces,“