WASET
    Dursun Aydın,  A Comparison of the Sum of Squares in Linear and Partial Linear Regression Models.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    June 2008, vol. 18(6). 342 - 348
    [viewed 29 March 2024]. Available from: https://publications.waset.org/pdf/9806.