1. D. R. Adams, L. I. Hedberg, Function Spaces and Potential Theory, Springer (1999).
2. D. R. Adams, “The classification problem for the capacities associated with the Besov and Triebel–Lizorkin spaces,” Banach Center Publications 22, 9–24 (1989).
3. V. G. Maz’ya, Sobolev Spaces, Springer (1985).
4. J. Peetre, New Thoughts on Besov Spaces, Duke University, Durham (1976).
5. Yu. V. Netrusov, “Metric estimates of the capacities of sets in Besov spaces” [in Russian], Tr. Mat. Inst. Steklova 190, 159–185 (1989);