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[1] A. V. Bitsadze, Some classes of partial differential equations, Adv. Stud. Contemp. Math., 4, Gordon and Breach, New York, 1988 | MR | MR | Zbl | Zbl
[2] M. M. Smirnov, Vyrozhdayuschiesya giperbolicheskie uravneniya, Vysheishaya shkola, Minsk, 1977 | MR | Zbl
[3] L. S. Pulkina, Trudy vtorogo mezhdunarodnogo seminara “Differentsialnye uravneniya i ikh prilozheniya”, Samara, 1988, 129–132
[4] A. M. Nakhushev, Differents. uravneniya, 5 (1969), 44–59 | Zbl
[5] N. Radzhabov, Soviet. Math. Dokl., 31 (1985), 323–327 | MR | Zbl
[6] S. T. Fozilov, N. R. Radzhabov, Zhurnal fundamentalnykh i prikladnykh issledovanii “Estestvennye nauki”, 2004, no. 3(9), 101–104, Astrakhan
[7] S. T. Fozilov, K teorii nelineinykh uravnenii v chastnykh proizvodnykh, vyp. 1, Poisk, Astrakhan, 2003, 308–310