1. Some error estimates in the Ritz-Galerkin method for ordinary differential equations. (Russian) Trudy Tbiliss. Mat. Inst. Razmadze 26 (1959), 285-306.

  2. Error estimates in the Ritz method for a non-homogeneous differential equation. (Russian) Soobshch. Akad. Nauk Gruzin. SSR 25 (1960), 257-262.

  3. Error estimates in the Ritz method for eigenvalues and eigenfunctions of a differential equation. (Russian) Soobshch. Akad. Nauk Gruzin. SSR 25 (1960), 11-18.

  4. On the rate of convergence of the Ritz method for eigenvalues of differential operators. (Russian) Soobshch. Akad. Nauk Gruzin. SSR 28 (1962), 513-519.

  5. On the rate of convergence of Ritz's approximate method. (Russian) Zh. Vychisl. Mat. i Mat. Fiz. 3 (1963), 654-663; English. transl.: USSR Comput. Math. Math. Phys. 3 (1963), 879-891.

  6. On the convergence speed of Bubnov-Galerkin method. (Russian) Zh. Vychisl. Mat. i Mat. Fiz. 4 (1964), No. 2, 343-348.

  7. On the rapidity of convergence of the method of least squares. (Russian) Trudy Tbiliss. Mat. Inst. Razmadze 29 (1964), 213-217.

  8. The rapidity of convergence of generalized Ritz and Bubnov-Galerkin methods. (Russian) Soobshch. Akad. Nauk Gruzin. SSR 46 (1967), 553-560.

  9. The Bubnov-Galerkin method. (Russian) Zh. Vychisl. Mat. i Mat. Fiz. 7 (1967) 1398-1402.

  10. On the methods of Ritz and Bubnov-Galerkin. (Russian) Soobshch. Akad. Nauk Gruzin. SSR 45 (1967), 11-16.

  11. The Ritz method for a certain nonlinear equation. (Russian) Soobshch. Akad. Nauk Gruzin. SSR 51 (1968), 19-24.

  12. The least square and Bubnov-Galerkin methods. (Russian) Zh. Vychisl. Mat. i Mat. Fiz. 8 (1968), 1110-1116.

  13. Some remarks on direct methods. (Russian) Soobshch. Akad. Nauk Gruzin. SSR 36 (1969), 47-56.

  14. The Ritz approximation method for a certain nonlinear equation. (Russian) Soobshch. Akad. Nauk Gruzin. SSR 36 (1969), 29-46.

  15. Certain remarks on direct methods. (Russian) Soobshch. Akad. Nauk Gruzin. SSR 54 (1969), 541-544.

  16. Stability of the Ritz method for a certain nonlinear equation. (Russian) Zh. Vychisl. Mat. i Mat. Fiz. 10 (1970), 840-847.

  17. On the question of the stability of approximate methods of variational type. (Russian) Zh. Vychisl. Mat. i Mat. Fiz. 11 (1971), 569-579.

  18. Some remarks on the general theory of approximate methods. (Russian) Soobshch. Akad. Nauk Gruzin. SSR 69 (1973), 273-275.

  19. The convergence of the Bubnov-Galerkin method for a certain type of a nonlinear operator equation. (Russian) Zh. Vychisl. Mat. i Mat. Fiz. 13 (1973), 459-464.

  20. On the question of the stability of the Galerkin-Petrov method. (Russian) Trudy Tbiliss. Mat. Inst. Razmadze 44 (1974), 57-66.

  21. On the approximate solution of integral equations with a singular operator. (Russian) Trudy Tbiliss. Mat. Inst. Razmadze 44 (1974), 67-71.

  22. The stability and convergence of approximate projection methods. (Russian) Trudy Tbiliss. Mat. Inst. Razmadze 50 (1975), 22-33.

  23. On the approximate solution of a certain type of a singular integral equation (with T. V. Gabedava). (Russian) Trudy Tbiliss. Mat. Inst. Razmadze 50 (1975), 5-21.

  24. The solution of singular integral equations by approximate projection methods. (Russian) Zh. Vychisl. Mat. i Mat. Fiz. 19 (1979), 1149-1161; English transl.: USSR Comput. Math. Math. Phys. 19 (1980), No. 5, 61-74.

  25. Similar difference operators. (Russian) Boundary properties of analytic functions, singular integral equations and some questions of harmonic analysis. Trudy Tbiliss. Mat. Inst. Razmadze 65 (1980), 38-50.

  26. On the convergence of the residual in the finite element method. (Russian) Dokl. Akad. Nauk SSSR 254 (1980), 1052-1054; English transl.: Sov. Math. Dokl. 22 (1980), 503-506.

  27. The solution of singular integral equations by collocation methods. (Russian) Zh. Vychisl. Mat. i Mat. Fiz. 21 (1981), 355-362; English transl.: USSR Comput. Math. Math. Phys. 21 (1981), No. 2, 99-107.

  28. Approximate solution of equations of the second kind. (Russian) Mat. Zametki 32 (1982), No. 4, 511-516.

  29. Numerical realization of a scheme for approximate solution of a singular integral equation (with A. I. Svanidze). (Russian) Trudy Tbiliss. Mat. Inst. Razmadze 71 (1982), 56-67.

  30. Approximate solution of certain singular integral equations of crack theory (with R. D. Bantsuri, T. V. Bochorishvili, and A. I. Svanidze). (Russian) Trudy Tbiliss. Mat. Inst. Razmadze 75 (1984), 46-56.

  31. On the approximate solution of a class of singular integral equations. (Russian) Trudy Tbiliss. Mat. Inst. Razmadze 81 (1986), 41-49.

  32. Superconvergence of an approximate projection method with one iteration. (Russian) Current problems in mathematical physics, Vol. I (Tbilisi, 1987), 231-238, 483, Tbilis. Gos. Univ., Tbilisi, 1987.

  33. On the convergence of the finite element method with one iteration. (Russian) Zh. Vychisl. Mat. i Mat. Fiz. 30 (1990), No. 5, 791-796; English transl.: USSR Comput. Math. and Math. Phys. 30 (1990), No. 3, 112-116.

  34. On the method of finite elements with one iteration. Numerical methods (Miskolc, 1990), 165-171, Colloq. Math. Soc. Jnos Bolyai, 59, North-Holland, Amsterdam, 1991.

  35. On the superconvergence of an approximate projection method with one iteration (with G. S. Manveliani). (Russian) Proc. A. Razmadze Math. Inst. 100 (1992), 89-95.

  36. On the approximate solutions of a class of singular integral equations. Continuum mechanics and related problems of analysis (Tbilisi, 1991), 235-239, Metsniereba, Tbilisi, 1993.

  37. The order of congruence of projection-iteration method (with A. Svanidze). (Russian) Rep. Enlarged Sess. Semin. I. Vekua Inst. Appl. Math. 10 (1995), No. 3, 16-19.

  38. On projective method of approximate solution of singular integral equations (with G. Khvedelidze). Georgian Math. J. 3 (1996), No. 5, 457-474.

  39. The convergence rate of an iterative projection method. (Russian) Zh. Vychisl. Mat. i Mat. Fiz. 37 (1997), No. 6, 663-669; English transl.: Comput. Math. Math. Phys. 37 (1997), No. 6, 646-652.

  40. Projective-iterative method of solution of integral equations (with G. Khvedelidze). Proc. A. Razmadze Math. Inst. 120 (1999), 27-47.

  41. Stability of projection-iterative methods. (Russian) Zh. Vychisl. Mat. i Mat. Phys. 39 (1999), No. 7, 1074-1084; English transl.: Comput. Math. Math. Phys. 39 (1999), No. 7, 1034-1044.

  42. On the residual convergence in projection and projective-iterative methods (with A. Svanidze). Proc. A. Razmadze Math. Inst. 124 (2000), 31-54.

  43. On projection-iteration method (with G. Khvedelidze). Rep. Enlarged Sess. Semin. I. Vekua Inst. Appl. Math. 26 (2000), 3-14.

  44. On version of Galerkin-Petrov's method with iterations (with A. Svanidze). Proc. A. Razmadze Math. Inst. 132 (2003), 71-87.

  45. Method of Galerkin-Petrov. (Russian) Zh. Vichisl. Mat. i Mat. Fiz., 2003, No. 3, 71-87.