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2. Interpolation Spaces. An Introduction;Bergh,1976
3. Integral Representations of Functions and Imbedding Theorems, Vol. I;Besov,1978
4. Integral Representations of Functions and Imbedding Theorems, Vol. II;Besov,1979
5. Integralnye Predstavleniya Funktsii i Teoremy Vlozheniya;Besov,1996