@article{oai:dokkyo.repo.nii.ac.jp:00000263,
 author = {平井, 岳哉 and Hirai, Gakuya},
 issue = {3},
 journal = {情報学研究, Journal of Informatics},
 month = {Jan},
 pages = {112--125},
 title = {三井物産における電信利用},
 year = {2014}
}