WASET
    Filiz Ersoz and  Deniz Merdin and  Taner Ersoz,  An Evaluation of ISO 9001:2008 and ISO 9001:2015 Standard Changes in Quality Management System.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    October 2017, vol. 127(7). 2009 - 2015
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/10008237.