KhlobystovА. V., and M. P. Nikiforova. “Methodics of Superlongterm Forecasts of Sun Activity Changes Using Multiply Linear Regression Model”. Visnyk of V. N. Karazin Kharkiv National University series «Еcоlogy»0, no. 944 (March 28, 2014): 13-20. Accessed May 5, 2024. https://periodicals.karazin.ua/ecology/article/view/750.