Nodal solutions for a class of fourth-order two-point boundary value problems. Xu, Jia; Han, Xiaoling — 2010 Boundary Value Problems [electronic only]
Existence of positive solutions for nonlocal fourth-order boundary value problem with variable parameter. Han, Xiaoling; Gao, Hongliang; Xu, Jia — 2011 Fixed Point Theory and Applications [electronic only]