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) "瀬谷, 創 and Yoshida, Kazuki and Inoue, Satoru",Verification of Zone-30-policy effect on accident reduction using propensity score matching method for multiple treatments,Case Studies on Transport Policy,2213-624X,Elsevier,2021-06,9,2,693-702,https://cir.nii.ac.jp/crid/1050295336680473472,https://doi.org/10.1016/j.cstp.2021.03.007