KоchanovЕ. А., and KоchanovаІ. Е. “Environmental Problems Of Visual Environment Urbosystems (On The Example Leninsky District Of Kharkiv)”. Visnyk of V. N. Karazin Kharkiv National University Series «Еcоlogy», no. 1004, Mar. 2014, pp. 69-79, https://periodicals.karazin.ua/ecology/article/view/825.