Katerynchuk, Ivan, Dmytro Mul, Oleksandr Basarab, Ruslan Khoptinskiy, and Alexey Vavrichen. 2022. “EXPERTISE OF SPECIAL PURPOSE TELECOMMUNICATION SYSTEMS”. European Science 1 (sge12-01):50-57. https://doi.org/10.30890/2709-2313.2022-12-01-013.