沈尧天, 郭信康. APPLICATIONS OF THE THREE CRITICAL POINTS THEOREM IN QUASILINEAR ELLIPTIC EQUATIONS[J]. 数学物理学报(英文版), 1985, 5(3): 279-288.
Shen Yaotian, Guo Xinkang. APPLICATIONS OF THE THREE CRITICAL POINTS THEOREM IN QUASILINEAR ELLIPTIC EQUATIONS[J]. Acta mathematica scientia,Series B, 1985, 5(3): 279-288.