@article{oai:ynu.repo.nii.ac.jp:00002624, author = {笹井, 均}, issue = {4}, journal = {横浜経営研究}, month = {Mar}, note = {application/pdf}, pages = {212--221}, title = {経営のための「実物投資へのオプションアプローチ」(上)}, volume = {22}, year = {2002} }