@article{oai:niigata-u.repo.nii.ac.jp:00007114, author = {頓所, 勝}, journal = {技術発表会報告集, 技術発表会報告集}, month = {Nov}, pages = {37--41}, title = {体験!第二種情報処理技術者試験}, volume = {1}, year = {1999} }