Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Ishii Takumi and Okai Yuka,A Study on the Occupancy in Public Open Spaces of the Planned Development Design System,"Proceedings of The City Planning Institute of Japan, Kansai Branch",1348-592X,The City Planning Institute of Japan,2020,18,0,57-60,https://cir.nii.ac.jp/crid/1390003825201224320,https://doi.org/10.11361/cpijkansai.18.0_57