Dr. Arjun Malhotra. “Integrating Lean Manufacturing Frameworks With Predictive Maintenance in Industry 4.0: A Comprehensive Theoretical and Empirical Synthesis”. Emerging Frontiers Library for The American Journal of Engineering and Technology 7, no. 09 (September 30, 2025): 275–280. Accessed March 4, 2026. https://emergingsociety.org/index.php/efltajet/article/view/611.