@techreport{oai:jpcoar.repo.nii.ac.jp:00000264, author = {西岡, 千文 and Nishioka, Chifumi and 前田, 隼 and Maeda, Jun and 河合, 将志 and Kawai, Masashi}, month = {Aug}, title = {Measuring the Impact of Use of External Databases at Institutional Repositories for Promotion of Open Access}, year = {2020}, yomi = {ニシオカ, チフミ and マエダ, ジュン and カワイ, マサシ} }