Калкашев, С.Г.; Абдиманапов, Б.Ш.; Аяпбекова, А.Е.; Нурханов, М.А.; Гордеева, З.И.(Publisher of Kostanay Regional University named after Akhmet Baitursynov, 2024)
Жақып, А.А.; Қабден, Қ.Ж.; Нурмуханбетова, Н.Н.; Сергазина, С.М.; Острецова, И.Б.(Publisher of Kostanay Regional University named after Akhmet Baitursynov, 2024)