中国科学院数学与系统科学研究院期刊网
AMS
Equivariant Normal Forms for Parameterized Delay Differential Equations with Applications to Bifurcation Theory
Shang Jiang GUO, Yu Ming CHEN, Jian Hong WU
Acta Mathematica Sinica . 2012, (4): 825 -856 .  DOI: 10.1007/s10114-011-9718-2