Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) 安立 麻莉,Designing Maintenance Manholes for Deep-Laid Pipes (the Koto Trunk Sewer),"東京都下水道局技術調査年報 Annual report on technical research & development, Bureau of Sewerage, Tokyo Metropolitan Government",,[東京] : 東京都下水道局,2019,43,,297-304,https://cir.nii.ac.jp/crid/1520573329838031616,