@article{oai:matsumoto-u.repo.nii.ac.jp:00000410,
 author = {NOSAKA, Tohru},
 journal = {松本大学研究紀要, The journal of Matsumoto University},
 month = {Mar},
 note = {application/pdf},
 pages = {93--105},
 title = {22-year variation pattern of cosmic ray intensity and solar activity},
 volume = {2},
 year = {2004}
}