BOIKO, Ruslan; ANDRUSHKEVYCH, Zinayida. CUSTOMER SERVICE MANAGEMENT BASED ON A MARKETING CONCEPT. Social Development: Economic and Legal Issues, [S. l.], n. 1, p. 56–63, 2025. DOI: 10.70651/3083-6018/2025.1.07. Disponível em: https://www.eu-scientists.com/index.php/sdel/article/view/43. Acesso em: 5 aug. 2026.