Мацьків, Р. Т. “Features of Strategy Development of Social Responsibility of Oil and Gas Enterprises”. Scientific Bulletin of Ivano-Frankivsk National Technical University of Oil and Gas (Series: Economics and Management in the Oil and Gas Industry), vol. 2, no. 10, Dec. 2014, pp. 60-67, https://eung.nung.edu.ua/index.php/ecom/article/view/168.