Kovpak, E. O., Myhailenko, V. G., & Maslennykova /, O. V. (2018). Regression models of dynamic of harmful emissions in the atmosphere og Ukraine. Bulletin of V. N. Karazin Kharkiv National University Economic Series, (93), 119-128. https://doi.org/10.26565/2311-2379-2017-93-12