@article{oai:kanazawa-u.repo.nii.ac.jp:00005008,
 author = {長沢, 良一},
 journal = {金沢大学教育学部紀要.自然科学編},
 month = {Feb},
 note = {金沢大学},
 pages = {23--28},
 title = {Power series ring},
 volume = {49},
 year = {2000},
 yomi = {ナガサワ, リョウイチ}
}