Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Takano Nagare and Sao Hiroshi and Onishi Akio,Evaluation by multiple aspects for Japanese tram companies,Reports of the City Planning Institute of Japan,2436-4460,The City Planning Institute of Japan,2015-06-10,14,1,67-72,https://cir.nii.ac.jp/crid/1390292317595099136,https://doi.org/10.11361/reportscpij.14.1_67