ElKhabery, M. M., ElSawy, A. A., and Nada, O. A., (1999), Impact of quality considerations on duplication decisions in assembly line balancing problems, Scientific Bulletin of the Faculty of Engineering, Ain Shams University, 34(4).
Nada, O. A., Elmaraghy, H. A., and Elmaraghy, W. H., (2004), A Conceptual framework for Six-Sigma manufacturing System Configuration Quality Zone, International Workshop on Advanced Manufacturing Technologies (AMT), 1-2 June, 2004, London Ontario, Canada, Ontario, Canada.
Nada, O. A., Elmaraghy, H. A., and Elmaraghy, W. H., (2006), A Quality Based Assessment of Manufacturing System Design Alternatives, Proceedings of the 16th CIRP International Design Seminar, July 16-19, 2006, Kananaskis, Alberta, Canada.
Nada, O. A., Elmaraghy, W. H., and Elmaraghy, H. A., (2006), Quality Prediction due to Human Performance Variation in Manufacturing and Assembly, Proceedings of the 1st CIRP International Seminar on Assembly Systems, November 15-17, 2006, Stuttgart, Germany.
Nada, O. A., Elmaraghy, H. A., and Elmaraghy, W. H., (2006), Quality Prediction in Manufacturing System Design, Journal of Manufacturing Systems, 25(3),153-171.
Elmaraghy, W. H., Nada, O. A., and Elmaraghy, H. A., (2008), Quality Prediction for Reconfigurable Manufacturing Systems via Human Error Modelling, International Journal of Computer Integrated Manufacturing, 21(5), 584-598.
Abo-Hawa, M. H., Sharaf El-Din, M. A., and Nada, O. A., (2016), Monitoring Production Processes Using Multivariate Control Charts, International Journal of Advanced Engineering and Global Technology, 4(4), 2093-2104.
Khader, K. M., Elimy, M. I., and Nada, O. A., (2018), Multi-Criteria Selection and Improvement of Effective Design for Generating Power from Sea Waves, Proceedings of the 20th International Conference on Environmental Engineering and Protection, January 22-23, 2018, Dubai, UAE.
Khader, K. M., Nada, O. A., and Attia, E-A., (2018), Design of a Combined Tube Feeding and Cutting Mechanism Using Design for Six Sigma Approach, Proceedings of 18th International Conference on Applied Mechanics & Mechanical Engineering, April 3-5, 2018, Military Technical College, Cairo, Egypt.
Abo-Hawa, M. H., Sharaf El-Din, M. A., and Nada, O. A., (2018), Multivariate Process Capability Assessment and Improvement: A Case Study, Proceedings of 18th International Conference on Applied Mechanics & Mechanical Engineering, April 3-5, 2018, Military Technical College, Cairo, Egypt.
Khader, K. M., and Nada, O. A., (2019), Efficiency Enhancement of Sea Waves Energy Converter via Lean Principles Using an Effective Mechanical Mechanism, Engineering Research Journal, ERJ, Faculty of Engineering, Menoufia University, 42(1), 1-9.
Nada, O. A., (2019), A Framework for Enhancing the Responsiveness to Defects via SPC and Worker Empowerment, Engineering Research Journal, ERJ, Faculty of Engineering, Menofia University, 42(1), 11-20.
Attia, E-A., Khader, K. M., and Nada, O. A., (2019), Mistake Proofing Cam Mechanism through Six- Sigma Process: Case Study on Clothes Printing Machines, International Journal of Engineering, IJE Transactions C: Aspects, 32(3), 438-444.
Nada, O. A., (2019), A Multi-Criteria Decision Making Model for Ceramic Tiles Conveyor Selection, in Engineering Research Journal, ERJ, Faculty of Engineering, Menofia University, 42(3), 211-217.
Khader, K. M., & Nada, O. A. (2020). Using crank-crank mechanism to reorient flat blades of vertical wind turbine for improving its performance. Alexandria Engineering Journal, 59(6), 4147-4157.
Eldardiry, Z., El-Dardiry, M. A., & Nada, O. A. (2021). A Conceptual Framework for Reducing Changeover Time in Batch Production Facilities. International Journal of Engineering Research and, 10 (1), 236-240.
Nada, O. (2022). Fuzzy TOPSIS for Ranking Wave Energy Converters. ERJ. Engineering Research Journal, 45(4), 531-539.
Nada, O. A., El-Dardiry, M. A., and El-Dardiry, Z. E., (2025) Changeover Time Reduction in TV Assembly Line Using Lean Six Sigma: A Case Study, International Journal of Six Sigma and Competitive Advantage. 15 (2), 164-185. https://doi.org/10.1504/IJSSCA.2024.145397
Nada, O. A., Elamy, M. I., Salman, M. M., Khader, K. M., & Deabs, A. A. (2025). Using Design for Six Sigma to develop an Innovative Porous Tibial Implant and Assessing the Proposed Design using Finite Element. Results in Engineering, Volume 27, 106646.
https://doi.org/10.1016/j.rineng.2025.106646