Transnationalization as a trend of the present stage of international tourism development

     
      U 88
      Ushakov,D.
      Transnationalization as a trend of the present stage of international tourism development D. Ushakov, N. Simasathiansophon // Актуальні проблеми економіки. - 2016. - № 2. - С. 80-88 - .