Optimization

1990. V. 21 № 1,2,3,4,5

1989. V. 20 № 1,2,3,4,5,6

1988. V. 19 № 1,2,3,4,5,6

1987. V. 18 № 1,2,3,4,5,6

1986. V. 17 № 1,2,3,4,5,6

1985. V. 16 № 1,2,3,4,5,6