WASET
    Bangbo Hu,  Application of Geographic Information Systems(GIS) in the History of Cartography.   journal   = {International Journal of Civil and Architectural Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2010, vol. 42(6). 160 - 163
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/3638.