Орлова, В. К. and Кафка, С. М. (2015) “Formation of Tax System of Ukraine”, Scientific Bulletin of Ivano-Frankivsk National Technical University of Oil and Gas (Series: Economics and Management in the Oil and Gas Industry), 2(12), pp. 118–125. Available at: https://www.eung.nung.edu.ua/index.php/ecom/article/view/125 (Accessed: 7 June 2025).