1. V. S. Vladimirov, I. V. Volovich, and E. M. Zelenov, p-Adic Analysis and Mathematical Physics (“Nauka,” Moscow, 1994).
2. Recent Progress in Analytic Number Theory.v.2;E Bombieri,1981
3. V. G. Chirskii and V. Yu. Matveev, “Representations of positive integers,” Chebyshevskii Sb. 14 (1), 75–86 (2013) [in Russian].
4. A. G. Postnikov, Introduction to Analytic Number Theory (“Nauka,” Moscow, 1971).
5. E. V. Novoselov, “Integration on a bicompact ring and its applications to number theory,” Izv. Vyssh. Uchebn. Zaved. Mat. 3 (22), 66–79 (1961).