Ge, Weigao; Pang, Huihui; Tian, Yu Existence of solutions to mixed boundary value problems via variational method. (English) Zbl 1312.34055 Dyn. Syst. Appl. 23, No. 2-3, 277-288 (2014). MSC: 34B15 58E50 × Cite Format Result Cite Review PDF
Liu, Xianbin; Tian, Yu On positive solutions of Sturm-Liouville boundary-value problem for fourth-order impulsive differential equations. (English) Zbl 1321.34045 Dyn. Syst. Appl. 23, No. 2-3, 189-202 (2014). Reviewer: Dumitru Motreanu (Perpignan) MSC: 34B37 34B24 58E30 34B18 × Cite Format Result Cite Review PDF