WASET
    Kayoko Yamamoto,  An Evaluation of Land Use Control in Hokkaido, Japan.   journal   = {International Journal of Biological and Ecological Engineering}, [online]. World Academy of Science, Engineering and Technology.
    August 2012, vol. 68(8). 516 - 523
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/8946.