@techreport{weko_36128_1, author = "小花,貞夫 and 杉山,敬三 and 西山,智", title = "OSI CCRの実装", year = "1989", institution = "国際電信電話株式会社, 国際電信電話株式会社, 国際電信電話株式会社", number = "82(1989-DPS-043)", month = "sep" }