Existence of positive solutions of a singular nonlinear boundary value problem. Ma, Ruyun; Li, Jiemei — 2010 Boundary Value Problems [electronic only]
Triple positive solutions for a type of second-order singular boundary problems. Li, Jiemei; Wang, Jinxiang — 2010 Boundary Value Problems [electronic only]
Global bifurcation for second-order Neumann problem with a set-valued term. Ma, Ruyun; Li, Jiemei — 2009 International Journal of Differential Equations
Existence of positive solutions of a discrete elastic beam equation. Ma, Ruyun; Li, Jiemei; Gao, Chenghua — 2010 Discrete Dynamics in Nature and Society