π-Economy
    π-EconomyPeter the Great St. Petersburg Polytechnic University
    Since 2008
    ISSN 2782-6015
    enАнглийский
    Version for the visually impaired
    AuthorOlga A. Kalchenko
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    Publication schedule
    • №4 August 2026
      Submission deadline: 8 June 2026
    • №5 October 2026
      Submission deadline: 7 September 2026
    • №6 December 2026
      Submission deadline: 5 November 2026
    Latest issues
    Olga A. Kalchenko
    Olga A. Kalchenko
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    The current state and problems of innovational development of agricultural sector enterprises and its realization mechanisms

    Regional and branch economy
    Kalchenko O.A.
    • Year: 2012
    • Issue: 2
    • 0
    • 7101
    • Pages: 86-89

    Strategies of organisations behaviour in a changing environment

    Economy and management of the enterprise
    Okorokov V.R.Yevseyeva S.A.Kalchenko O.A.
    • Year: 2013
    • Issue: 6
    • 552
    • 7090
    • Pages: 60-66