@article{oai:niigata-u.repo.nii.ac.jp:00030730,
 author = {石沢, 進},
 journal = {新潟県植物保護, 新潟県植物保護},
 month = {Jan},
 pages = {8--8},
 title = {古木情報ミズナラの巨木},
 volume = {13},
 year = {1993}
}