Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Obata Junichi and Muromachi Yasunori,A Preliminary Study on Earthquake Evacuation Planning for Urban Underground Railroads,Journal of the City Planning Institute of Japan,09160647,The City Planning Institute of Japan,2010,45.3,0,493-498,https://cir.nii.ac.jp/crid/1390001204213689856,https://doi.org/10.11361/journalcpij.45.3.493