Abdulhakeem H. NURUDEEN, et al. “Deep Learning Approach for Feature Recognition and Extraction in Computer-Aided Process Planning and Manufacturing: Current State and Future Directions”. UNIABUJA Journal of Engineering and Technology (UJET), vol. 2, no. 2, Aug. 2025, pp. 273-86, https://ujet.uniabuja.edu.ng/index.php/ujet/article/view/94.