Submitted by j.nnam@ruforum.org on Fri, 01/06/2018 - 13:17 Title Language: English Sub-title language: Abkhazian Language of abstract: Abkhazian ISSN: 2320-7027Date of publication: 2018Language: Abkhazian Access restriction: PublicAccess conditions: Open AccessWeb URL: http://www.sciencedomain.org/journal/25