@article{oai:ritsumei.repo.nii.ac.jp:00007806,
 author = {KUTARAGI, Ken},
 journal = {REPLAYING JAPAN, REPLAYING JAPAN},
 month = {Mar},
 pages = {53--59},
 title = {PlayStation：Early Efforts in the Creation and Development of the Digital Entertainment Market},
 volume = {0},
 year = {2018}
}