Yu, Jianshe; Huang, Lihon Note on the paper “Periodic solutions of generalized Liénard equations”. (Chinese. English summary) Zbl 0830.34036 J. Math. Res. Expo. 14, No. 1, 149-152 (1994). MSC: 34C25 × Cite Format Result Cite Review PDF
Suo, Guangjian; Chen, Xiudong On the uniqueness of limit cycle of system \((E)\): \(\dot x=\psi(y)\), \(\dot y=-g(x)-f(x)y\). (Chinese. English summary) Zbl 0830.34026 J. Math. Res. Expo. 14, No. 1, 118-120 (1994). MSC: 34C05 × Cite Format Result Cite Review PDF
Yang, Zuodong; Cai, Xinkuan; Guo, Zongming; Wang, Yuan Existence of positive solutions for fourth order and general even order singular boundary value problems. (Chinese. English summary) Zbl 0830.34014 J. Math. Res. Expo. 14, No. 1, 111-117 (1994). MSC: 34B15 × Cite Format Result Cite Review PDF
Dong, Yujun; Zou, Erxin; Yin, Chenglong Uniformly valid expansions of solutions to nonlinear singularly perturbed boundary value problems. (English) Zbl 0832.34044 J. Math. Res. Expo. 14, No. 1, 45-50 (1994). Reviewer: V.V.Strygin (Voronezh) MSC: 34E15 34B15 × Cite Format Result Cite Review PDF