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  3. On the superposition of two functions of the Gevrey class. (Russian) Soobshch. Akad. Nauk Gruzin. SSR 33 (1964), 257-262.

  4. On integral equation of one type on halfline (with R. Bantsuri). (Russian) Dokl. Akad. Nauk SSSR 155 (1964), No. 2.

  5. On integral equation of one type on halfline with bounded right side. (Russian) Soobshch. Akad. Nauk Gruzin. SSR 36 (1964), No.1.

  6. The decomposability of a commutative normed ring into a direct sum of subrings. (with T. Oziashvili). (Russian) Trudy Tbiliss. Mat. Inst. Razmadze 49 (1975), 39-41.

  7. The uniqueness of the orthogonal decomposition of function rings on a circle (with T. Oziashvili). (Russian) Dokl. Akad. Nauk SSSR 248 (1979), No. 2, 286-289.

  8. On the uniqueness of Cauchy problem for Sobolev type equations. (Russian) Trudy International Conference Obobshchionnie Funkcii i Prilozhenia v Mat. Physic, Moscow, 1981, 212-218.

  9. Solution of the Carlemans problem for a class of Gevreys functions in a many-dimensional case and general type of a functional concentrated at a point. (Russian) 105 (1995), 66-73

  10. On factorization and partial indices of unitary matrix-functions of one class (with E. Lagvilava). Georgian Math. J. 4 (1997), No. 5, 439-442.

  11. On the factorization of unitary matrix-functions (with L. Ephremidze and E. Lagvilava). Proc. A. Razmadze Math. Inst. 116 (1998), 101-106.

  12. A method of approximate factorization of positive definite matrix functions (with E. Lagvilava). Studia Math. 137 (1999), No. 1, 93-100.

  13. On approximate factorization of positively definite matrix-functions (with L. Ephremidze and E. Lagvilava). (Russian) Uspekhi Mat. Nauk 54 (1999), No. 6(330), 161-162; English. transl.: Russian Math. Surveys 54 (1999), No. 6, 1246-1247.

  14. On spectral factorization algorithm for polynomial matrix-functions (with L. Ephremidze and E. Lagvilava). SIAM J. Appl. Math. (submitted).