@techreport{oai:soar-ir.repo.nii.ac.jp:00016776,
 author = {植木,  奈緒 and 赤羽,  貞幸},
 month = {Mar},
 note = {Article, 環境科学年報23:9-24(2001)},
 title = {姫川河床に分布する巨大礫},
 year = {2001}
}