@article{oai:barrel.repo.nii.ac.jp:00000187,
 author = {Clymer, Neil},
 issue = {1},
 journal = {商学討究},
 month = {Jul},
 note = {研究ノート},
 pages = {295--321},
 title = {Aging U.S. Infrastructure},
 volume = {66},
 year = {2015}
}