@article{oai:oiu.repo.nii.ac.jp:00000597,
 author = {マツモト, ヤスミ and Matsumoto, Yasumi},
 issue = {2},
 journal = {国際研究論叢 : 大阪国際大学紀要, OIU journal of international studies},
 month = {Mar},
 note = {P(論文)},
 pages = {73--81},
 title = {Social Choice with a Weakend k-Set Feasibility},
 volume = {2},
 year = {1990}
}