@article{oai:ir.kagoshima-u.ac.jp:00000556,
 author = {TAKAHASHI, Hidewo},
 journal = {鹿児島大学教育学部研究紀要. 自然科学編, Bulletin of the Faculty of Education, Kagoshima University. Natural science},
 month = {2016-10-27},
 pages = {19--44},
 title = {Examination of Space-Groupoid Theory I. Theory of Sadanaga and Ohsumi},
 volume = {35},
 year = {}
}