@phdthesis{oai:tsukuba.repo.nii.ac.jp:00033202,
 author = {瀬戸川, 剛 and Setogawa, Tsuyoshi},
 month = {},
 note = {2013},
 school = {筑波大学, University of Tsukuba},
 title = {The effect of self-choice on behavioral performance in reward seeking},
 year = {2014}
}