Гарячевська, І.В., Іванющенко, В.В. and Протектор, Д.О. 2019. Payback calculation system of introduction network solar power plants in private households. Bulletin of V.N. Karazin Kharkiv National University, series «Mathematical modeling. Information technology. Automated control systems». 42, (Sep. 2019), 26-37. DOI:https://doi.org/10.26565/2304-6201-2019-42-03.