Publication schedule
  • №1 March 2020
    Submission deadline: 5 February 2020
  • №2 June 2020
    Submission deadline: 5 May 2020
Kononova Olga B.

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Actual problems of education
  • Year: 2014
  • Issue: 1
  • 819
  • 2054
  • Pages: 121-131