中国科学院数学与系统科学研究院期刊网
Existence of Nontrivial Solutions for p-Laplacian-Like Equations
Zhou-xin Li, Yao-tian Shen
Acta Mathematicae Applicatae Sinica(English Series) . 2011, (3): 393 -406 .  DOI: 10.1007/s10255-011-0079-5