WASET
    Kiyohiro Yamazaki,  A Process of Forming a Single Competitive Factor in the Digital Camera Industry.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2019, vol. 151(7). 952 - 958
    [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/10010546.