@article{weko_59586_1,
   author	 = "Toru,Nakanishi and Nobuo,Funabiki",
   title	 = "Efficient Revocable Group Signature Schemes Using Primes",
   journal	 = "Journal of Information Processing ",
   year 	 = "2008",
   volume	 = "16",
   number	 = "",
   pages	 = "110--121",
   month	 = "sep"
}