“The modern model of applying the concept of relationship marketing in the field of education. Современнaя модель использовaния концепции мaркетингa отношений в сфере обрaзовaтельных услуг”, JRBA, vol. 115, no. 3/2, Nov. 2016, Accessed: Sep. 01, 2026. Available: https://be.kaznu.kz/index.php/math/article/view/1438