L. KAZBEKOVA; K. UTEGENOVA; A. AKHMETOVA; Z. KORZHYNBAYEVA. THE ESSENCE AND TYPES OF COMPETITIVE STRATEGIES. Academic Journal of Physical and Chemical Sciences, [S. l.], n. 6, p. 150–157, 2019. Disponível em: http://89.250.84.46/reports-science/article/view/1809. Acesso em: 13 дек. 2025.