Sedigheh Mirzaei S. and  Debasis Sengupta,  Human Growth Curve Estimation through a Combination of Longitudinal and Cross-sectional Data.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    July 2012, vol. 67(7). 760 - 765
    [viewed 18 April 2024]. Available from: https://publications.waset.org/pdf/14433.