@article{oai:repository.dl.itc.u-tokyo.ac.jp:00041048,
 author = {Tasaka, Takashi},
 journal = {Scientific papers of the College of General Education, University of Tokyo},
 month = {},
 note = {application/pdf},
 pages = {7--14},
 title = {On the Structure of Spinor Groups with Positive Index},
 volume = {25},
 year = {1975}
}