WASET
    S. Raissi and  R- Eslami Farsani,  Statistical Process Optimization Through Multi-Response Surface Methodology.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    March 2009, vol. 27(3). 197 - 201
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/14692.