Efficient public key encryption with smallest ciphertext expansion from factoring. - Haifeng Qian; Yuan Zhou 008; Zhibin Li 005; Zecheng Wang; Bing Zhang 008 (Des. Codes Cryptogr., 2008)

A negative selection algorithm based on hierarchical clustering of self set. - Wen Chen 025; Tao Li 016; XiaoJie Liu; Bing Zhang 008 (Sci. China Inf. Sci., 2013)