Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Stephen Gardner,THE FUTURE OF THE NORTHEAST CORRIDOR,運輸と経済 = Transportation & economy,02878305,東京 : 交通経済研究所,2014-07,74,7,49-57,https://cir.nii.ac.jp/crid/1521980705329803264,