Гречаник, Б. В., and В. А. Лагдан. 2015. “Features of Using of Specialized Information Systems (IS) in the Management Processes of Domestic Enterprises”. Scientific Bulletin of Ivano-Frankivsk National Technical University of Oil and Gas (Series: Economics and Management in the Oil and Gas Industry) 1 (11):73-79. https://eung.nung.edu.ua/index.php/ecom/article/view/145.