Kulik, Anna Mihailovna, Natalja Anatoljevna Gerasimova, Yana Yurievna Bondareva, Anna Nikolaevna Kogteva, and Nadezhda Sergeevna Borzenkova. “Implementation of the Regional Investment Project of Energy Efficiency Increase of the Enterprise of Belgorod (According to Belvodokanal GUP)”. International Journal of Energy Economics and Policy 7, no. 2 (April 14, 2017): 327–336. Accessed March 29, 2024. https://www.econjournals.com/index.php/ijeep/article/view/4587.