著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI)
鄭 小平,"The Spatial Structure, City Size and City Number in a Hierarchical Inter-urban System",立命館経済学 = The Ritsumeikan economic review : the quarterly journal of Ritsumeikan University,02880180,草津 : 立命館大学経済学会,2003-04,52,1,19-34,https://cir.nii.ac.jp/crid/1520290882975970048,