Henry Avila, John, and Richard de Jesús Gil-Herrera. “Industry 4.0 and Smart Manufacturing Convergence: Profiling Guidelines for a Fourth Revolution”. International Journal of Engineering and Technology 9, no. 2 (April 28, 2020): 464–473. Accessed August 17, 2025. https://mail.sciencepubco.com/index.php/IJET/article/view/30476.