Kucherov, A. B.; Bastis, A. Fast iterative methods for solving in real arithmetic the Helmholtz difference equation with a complex coefficient. (Russian. English summary) Zbl 1189.65303 Mat. Model. 3, No. 1, 115-121 (1991). MSC: 65Q30 Numerical aspects of recurrence relations 65F10 Iterative numerical methods for linear systems 65N12 Stability and convergence of numerical methods for boundary value problems involving PDEs PDF BibTeX XML Cite \textit{A. B. Kucherov} and \textit{A. Bastis}, Mat. Model. 3, No. 1, 115--121 (1991; Zbl 1189.65303) Full Text: MNR