@article{oai:niigata-u.repo.nii.ac.jp:00003181, author = {田沢, 純一 and 栗田, 裕司}, issue = {2}, journal = {地質学雑誌, 地質学雑誌}, month = {Feb}, pages = {167--170}, title = {南部北上山地下部石炭系尻高沢層の腕足類化石と対比}, volume = {92}, year = {1986} }