Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) E Heikkila and P Gordon and J I Kim and R B Peiser and H W Richardson and D Dale-Johnson,What Happened to the CBD-Distance Gradient?: Land Values in a Policentric City,Environment and Planning A: Economy and Space,0308-518X,SAGE Publications,1989-02,21,2,221-232,https://cir.nii.ac.jp/crid/1363670320345459584,https://doi.org/10.1068/a210221