@article{oai:air.repo.nii.ac.jp:00004135,
 author = {早坂, 匡 and 佐藤, 直宜 and HAYASAKA, Tadashi and SATO, Naonobu},
 journal = {秋田大学教育学部研究紀要 自然科学, Memoirs of the Faculty of Education, Akita University. Natural science},
 month = {Feb},
 pages = {49--54},
 title = {食変光星 Y CYGNUS の三色光電測光},
 volume = {24},
 year = {1974}
}