Uwagboe, Festus-Michael, Chibuzor Amarahobu, and Francis Ojeakhena. “A Hybrid Stage-Gate Agile Model for Brownfield Debottlenecking Projects in Continuous Process Plants”. International Journal of Recent Advances in Science and Technology 8, no. 04 (December 30, 2021): 50–63. Accessed October 20, 2026. https://ijrast.in/index.php/ijrast/article/view/140.