中国科学院数学与系统科学研究院期刊网
Symmetry of the Point Spectrum of Infinite Dimensional Hamiltonian Operators and Its Applications
Hua WANG, Alatancang, Jun-jie HUANG
Acta Mathematicae Applicatae Sinica(English Series) . 2012, (1): 149 -156 .  DOI: 10.1007/s10255-012-0130-1