Eun-Jun Yoon Wan-Soo Lee Kee-Young Yoo Secure Remote User Authentication Scheme Using Bilinear Pairings. 102-114 2007 conf/wistp/2007 WISTP http://dx.doi.org/10.1007/978-3-540-72354-7_9 db/conf/wistp/wistp2007.html#YoonLY07