Positive solutions for a class of singular boundary-value problems. Xia, Li; Yao, Zhengan — 2007 Electronic Journal of Differential Equations (EJDE) [electronic only]
Solutions of fourth-order partial differential equations in a noise removal model. Liu, Qiang; Yao, Zhengan; Ke, Yuanyuan — 2007 Electronic Journal of Differential Equations (EJDE) [electronic only]