WASET
    H. B. Kekre and  Kavita Patil,  Standard Deviation of Mean and Variance of Rows and Columns of Images for CBIR.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    March 2009, vol. 27(3). 570 - 573
    [viewed 29 March 2024]. Available from: https://publications.waset.org/pdf/6125.