@article{oai:waseda.repo.nii.ac.jp:00015956,
 author = {Oga, Yuki and 大賀, 祐樹},
 journal = {社学研論集},
 month = {Mar},
 note = {論文},
 pages = {63--78},
 title = {残酷さと苦痛の減少},
 volume = {7},
 year = {2006}
}