John N. Haddad and  Serge B. Provost,  Approximations to the Distribution of the Sample Correlation Coefficient.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    April 2011, vol. 52(4). 658 - 663
    [viewed 11 May 2024]. Available from: https://publications.waset.org/pdf/13820.