Persons RUS  ENG    JOURNALS   PEOPLE   ORGANISATIONS   CONFERENCES   SEMINARS   VIDEO LIBRARY   PACKAGE AMSBIB     Kostina, Alexandra Alexandrovna E-mail: https://www.mathnet.ru/eng/person203994 List of publications on Google Scholar Publications in Math-Net.Ru Citations 2023 1. R. A. Akberdin, A. A. Kostina, “Some “non-standard” equality of triangles signs”, Math. Ed., 2023, no. 3(107),  14–23   Organisations Non-profit limited company "Manash Kozybayev North Kazakhstan university"