@article{oai:tsuru.repo.nii.ac.jp:00000617,
 author = {今井, 隆},
 issue = {18},
 journal = {都留文科大学大学院紀要, 都留文科大学大学院紀要},
 month = {Mar},
 pages = {31--43},
 title = {Graft as Merge},
 year = {2014}
}