Actual problems of modern science: Abstracts of VI International scientific-practical conference (Moscow - Astana - Kharkiv - Vienna , March 31, 2016)
Global problems of economics and finance: Abstracts of III International scientific-practical conference (Kyiv-Prague-Vienna, 30 September 2015).
Actual problems of the modern science: abstracts of International scientific and practical conference (Moscow-Budapest-Vienna, March 27, 2015).
