LEIBA, Y.; SHIROKOPETLEVA, M.; GRUZDO, I. RESEARCH ON METHODS OF DETERMINING CUSTOMER LOYALTY AND ASSESSING THEIR LEVEL OF SATISFACTION. INNOVATIVE TECHNOLOGIES AND SCIENTIFIC SOLUTIONS FOR INDUSTRIES, [S. l.], n. 2 (24), p. 104–117, 2023. DOI: 10.30837/ITSSI.2023.24.104. Disponível em: https://journals.uran.ua/itssi/article/view/285507. Acesso em: 21 dec. 2024.