Rosen V. P., Trachuk A. R., Sokolovskaya I. S., Stoyanova I. I., and Vyatchinova S. V. 2016. “STATUS OF APPLYING OF INTERNATIONAL ENERGY MANAGEMENT STANDARDS IN UKRAINE”. World Science 1 (4(8), 25-27. https://rsglobal.pl/index.php/ws/article/view/1111.