@article{weko_70346_1, author = "Anton,Romanov and Hiroe,Tsubaki and Eiji,Okamoto", title = "An Approach to Perform Quantitative Information Security Risk Assessment in IT Landscapes", journal = "情報処理学会論文誌", year = "2010", volume = "51", number = "9", pages = "1736--1749", month = "sep" }