Gybkina, N. V., Lamtyugova, S. M. and Sidorov, M. V. (2021) “TWO-SIDED APPROXIMATIONS METHOD BASED ON THE GREEN’S FUNCTIONS USE FOR CONSTRUCTION OF A POSITIVE SOLUTION OF THE DIRICHLE PROBLEM FOR A SEMILINEAR ELLIPTIC EQUATION ”, Radio Electronics, Computer Science, Control, (3), pp. 26–41. doi: 10.15588/1607-3274-2021-3-3.