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[1] Kashin B.S., Saakyan A.A., Ortogonalnye ryady, Izd-vo AFTs, M., 1999 | MR | Zbl
[2] Banach S., “Sur la divergence des séries orthogonales”, Stud. math., 9 (1940), 139–155 | MR
[3] Tsagareishvili V.Sh., “Funktsionalnye usloviya dlya skhodimosti ryadov Fure otnositelno obschikh ortonormirovannykh sistem”, Izv. vuzov. Matematika, 2011, no. 5, 68–74 | MR | Zbl
[4] Tsagareishvili V., “On the Fourier coefficients for general orthonormal systems”, Proc. A. Razmadze Math. Inst., 124 (2000), 131–150 | MR | Zbl
[5] Zigmund A., Trigonometricheskie ryady, T. 1, Mir, M., 1965 | MR
[6] Fine N.J., “On the Walsh functions”, Trans. Amer. Math. Soc., 65 (1949), 372–414 | DOI | MR | Zbl
[7] Aleksich G., Problemy skhodimosti ortogonalnykh ryadov, Izd-vo inostr. lit., M., 1963 | MR