@phdthesis{oai:waseda.repo.nii.ac.jp:00057771,
 author = {Ishijima, Konomi and 石島, このみ},
 month = {},
 note = {早大学位記番号:新8358},
 school = {早稲田大学},
 title = {母子のくすぐり遊びにおける相互作用の初期発達},
 year = {2019}
}