Nazar Galayda Diversification of Export Deliveries as a Way to Increase the Sustainability of Russian Gas Companies // Russian Journal of Entrepreneurship. — 2011. — № 3-1 (179). — p. 110-117. — URL: http://bgscience.ru/com/lib/2775
Aleksandr Ryapolov Mergers and Acquisitions in the Power Industry as a Tool for Strategic Development of Gazprom OJSC // Russian Journal of Entrepreneurship. — 2010. — № 7-1 (162). — p. 68-73. — URL: http://bgscience.ru/com/lib/2248
