An SQP-filter method for inequality constrained optimization and its global convergence. - Xiangling Wang; Zhibin Zhu; Shuangyong Zuo; Qingqun Huang (Appl. Math. Comput., 2011)

A predictor-corrector algorithm combined conjugate gradient with homotopy interior point for general nonlinear programming. - Qingqun Huang; Zhibin Zhu; Xiangling Wang (Appl. Math. Comput., 2013)