Duduchava, R. V. The discrete Wiener-Hopf equations. (Russian) Zbl 0412.47015 Tr. Tbilis. Mat. Inst. Razmadze 50, 42-59 (1975). MSC: 47B37 47A53 47B35 47C05 PDFBibTeX XMLCite \textit{R. V. Duduchava}, Proc. A. Razmadze Math. Inst. 50, 42--59 (1975; Zbl 0412.47015)
Dzhishkariani, A. V.; Gabedava, T. V. On the approximate solution of a certain type of a singular integral equation. (Russian) Zbl 0411.65069 Tr. Tbilis. Mat. Inst. Razmadze 50, 5-21 (1975). MSC: 65R20 45E05 PDFBibTeX XMLCite \textit{A. V. Dzhishkariani} and \textit{T. V. Gabedava}, Proc. A. Razmadze Math. Inst. 50, 5--21 (1975; Zbl 0411.65069)
Dzhishkariani, A. V. The stability and convergence of approximate projection methods. (Russian) Zbl 0411.65031 Tr. Tbilis. Mat. Inst. Razmadze 50, 22-33 (1975). MSC: 65J10 PDFBibTeX XMLCite \textit{A. V. Dzhishkariani}, Proc. A. Razmadze Math. Inst. 50, 22--33 (1975; Zbl 0411.65031)
Tskiriya, K. E. The relative extremum of functionals with supplementary constraints. (Russian) Zbl 0411.49019 Tr. Tbilis. Mat. Inst. Razmadze 50, 60-66 (1975). MSC: 49K99 90C30 PDFBibTeX XMLCite \textit{K. E. Tskiriya}, Proc. A. Razmadze Math. Inst. 50, 60--66 (1975; Zbl 0411.49019)
Duduchava, R. V. Convolution integral operators with discontinuous symbols. (Russian) Zbl 0411.47028 Tr. Tbilis. Mat. Inst. Razmadze 50, 34-41 (1975). MSC: 47Gxx 45E10 PDFBibTeX XMLCite \textit{R. V. Duduchava}, Proc. A. Razmadze Math. Inst. 50, 34--41 (1975; Zbl 0411.47028)
Tskiriya, K. E. Generalized spectra of linear operators in a Hilbert space. (Russian) Zbl 0411.47012 Tr. Tbilis. Mat. Inst. Razmadze 50, 67-73 (1975). MSC: 47A50 47A10 PDFBibTeX XMLCite \textit{K. E. Tskiriya}, Proc. A. Razmadze Math. Inst. 50, 67--73 (1975; Zbl 0411.47012)