“Construction of Solutions Continuous and Bounded for t∈R⁺ (t∈R⁻) of the System Autonomous Nonlinear Functional-Difference Equations”. Neliniini Kolyvannya, vol. 24, no. 2, June 2021, pp. 216-32, https://twinhead.imath.kiev.ua/index.php/nosc/article/view/1027.