@article{oai:kwansei.repo.nii.ac.jp:00021795,
 author = {劉, 子剛 and Liu, Zigang},
 issue = {31},
 journal = {総合政策研究},
 month = {Jun},
 pages = {155--160},
 title = {Economic Measures to Promote Wetland Conservation and Restoration},
 year = {2009}
}