WASET
    Edlira Donefski and  Lorenc Ekonomi and  Tina Donefski,  The Profit Trend of Cosmetics Products Using Bootstrap Edgeworth Approximation.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    April 2021, vol. 173(5). 572 - 578
    [viewed 20 April 2024]. Available from: https://publications.waset.org/pdf/10012050.