中国科学院数学与系统科学研究院期刊网
Eigenvale Problems for Nonlinear Equations on the Heisenberg Group
Ji Hui ZHANG(1),Xue Bo LUO(2)
Acta Mathematica Sinica, Chinese Series . 2000, (4): 703 -710 .  DOI: 10.12386/A2000sxxb0091