中国科学院数学与系统科学研究院期刊网
The Existence of Positive Solutions for the Higher Order BVP with a P-Laplacian
Li Fang LIAN(1), Wei Gao GE(2)
Acta Mathematica Sinica, Chinese Series . 2005, (2): 267 -274 .  DOI: 10.12386/A2005sxxb0031