中国科学院数学与系统科学研究院期刊网
The Existence of Nontrivial Solutions of an Asymptotically Linear Biharmonic Equation
Yun WU, Shao Tong HE, Yao Tian SHEN
Acta Mathematica Sinica, Chinese Series . 2011, (1): 9 -14 .  DOI: 10.12386/A2011sxxb0002