Journal of the Institute of Mathematics and its Applications

1980. V. 26 № 2

1977. V. 19 № 1,4

1976. V. 18 № 1,2,3

          V. 17 № 1,2,3

1972. V. 10 № 1,2,3

          V. 9 № 1,2,3

1970. V. 6 № 1,2,3,4

1968. V. 4 № 4