@phdthesis{oai:tsukuba.repo.nii.ac.jp:00020720,
 author = {北岡, 明佳 and Kitaoka, Akiyoshi},
 month = {},
 note = {1990},
 school = {筑波大学, University of Tsukuba},
 title = {生態場面と実験室場面におけるラットの情動性の研究},
 year = {1991}
}