@article{oai:ynu.repo.nii.ac.jp:00009533, author = {根本, 洋一}, issue = {1}, journal = {横浜国際経済法学}, month = {Sep}, pages = {41--93}, title = {国籍法2条3号の「父母がともに知れないとき」の意味―証明の対象は何か―}, volume = {8}, year = {1999} }