WASET
    Noriyoshi Hosoya and  Kayoko Yamamoto,  Web-GIS based Outdoor Education Program for Junior High Schools.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    December 2011, vol. 60(12). 1693 - 1699
    [viewed 19 September 2024]. Available from: https://publications.waset.org/pdf/7923.