中国科学院数学与系统科学研究院期刊网
A Note on a Semilinear Elliptic Problem at Resonance
Jia Bao SU(1),Yong Qing LI(2)
Acta Mathematica Sinica, Chinese Series . 2000, (6): 1135 -114 .  DOI: 10.12386/A2000sxxb0147