HAQ, M. F.; NOOR, S. Improvement of Overall Efficiency (UPH) of Assembly Production Line in Refrigerator Factory through Time Study and Kaizen-Based Line Balancing: A Case Study from Pakistan’s Appliance Industry. International Journal of Innovations in Science & Technology, [S. l.], v. 8, n. 10, p. 4030–4041, 2026. Disponível em: https://journal.50sea.com/index.php/IJIST/article/view/2126. Acesso em: 14 nov. 2026.