@article{oai:meiji.repo.nii.ac.jp:00011230,
 author = {長坂, 純},
 journal = {明治大学大学院紀要　法学篇},
 month = {Feb},
 note = {Article},
 pages = {225--243},
 title = {契約義務構造の基礎的考察-不完全履行論をめぐって-},
 volume = {28},
 year = {1991}
}