@article{oai:waseda.repo.nii.ac.jp:00014841,
 author = {Okumura, Masashi and 奥村, 雅史},
 journal = {早稲田商學},
 month = {Mar},
 pages = {611--628},
 title = {情報開示の測定について},
 volume = {446},
 year = {2016}
}