@article{oai:barrel.repo.nii.ac.jp:00001263,
 author = {山本, 充},
 issue = {1},
 journal = {商学討究},
 month = {Jul},
 pages = {131--150},
 title = {河川の公益的機能評価に関する考察(1)},
 volume = {50},
 year = {1999}
}