@article{oai:waseda.repo.nii.ac.jp:00014868,
 author = {Koga, Kentaro and 古賀, 健太郎},
 journal = {早稲田商學},
 month = {Mar},
 pages = {267--277},
 title = {企業統治における社外役員},
 volume = {446},
 year = {2016}
}