@techreport{weko_68012_1, author = "Toru,Nakamura and Shunsuke,Inenaga and Daisuke,Ikeda and Kensuke,Baba and Hiroto,Yasuura", title = "An Identifiable Yet Unlinkable Authentication System in Multi-Service Environment", year = "2010", institution = "Graduate School of Information Science and Electrical Engineering, Kyushu University, Japan, Faculity of Information Science and Electrical Engineering, Kyushu University, Japan, Faculity of Information Science and Electrical Engineering, Kyushu University, Japan, Research and Development Division, Kyushu University Library, Japan, Faculity of Information Science and Electrical Engineering, Kyushu University, Japan", number = "20", month = "feb" }