Dudin, Mihail Nikolaevich, Vadim Nikolaevich Zasko, Olesya Igorevna Dontsova, Irina Valentinovna Osokina, and Alisa Mikhailovna Berman. 2018. “Renewable Energy Sources As an Instrument to Support the Competitiveness of Agro-Industrial Enterprises and Reduce Their Costs”. International Journal of Energy Economics and Policy 8 (2):162-67. https://econjournals.com/index.php/ijeep/article/view/6251.