π-Economy
    π-EconomyPeter the Great St. Petersburg Polytechnic University
    Since 2008
    ISSN 2782-6015
    enАнглийский
    Version for the visually impaired
    AuthorRoman V. Ryzhov
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    Publication schedule
    • №6 December 2026
      Submission deadline: 5 November 2026
    • №1 February 2027
      Submission deadline: 11 January 2027
    Latest issues
    Roman V. Ryzhov
    Roman V. Ryzhov

    Discriminant analysis and cluster technologies in research of economic activities of small enterprises

    Economic & mathematical methods and models
    Zubkov A.F.Derkachenko V.N.Ryzhov R.V.
    • Year: 2008
    • Issue: 5
    • 0
    • 8563
    • Pages: 307-311