Mahdi, Q. A., A. Shyshatskyi, Y. Prokopenko, T. . Ivakhnenko, D. . Kupriyenko, V. Golian, R. Lazuta, S. . Kravchenko, N. Protas, and A. Momit. “Development of Estimation and Forecasting Method in Intelligent Decision Support Systems”. Eastern-European Journal of Enterprise Technologies, vol. 3, no. 9(111), June 2021, pp. 51-62, doi:10.15587/1729-4061.2021.232718.