@article{oai:shizuoka.repo.nii.ac.jp:00000702, author = {伊東, 暁人}, issue = {4}, journal = {静岡大学経済研究}, month = {Feb}, note = {application/pdf}, pages = {351--361}, title = {情報化投資と企業業績}, volume = {11}, year = {2007} }