Economic Analysis of Queuing Model with Reverse Balking and Retention of Impatient Customers. Leadership, Education, Personality: An Interdisciplinary Journal, ISSN: 2524-6178, [S. l.], v. 19, n. 1, p. 924–932, 2025. DOI: 10.1366/jsngdt76. Disponível em: https://sibe.rpress.co.in/index.php/jimr/article/view/597.. Acesso em: 21 feb. 2026.