Yirong Liu, Jibin Li. Center Problem and Multiple Hopf bifurcation for the Z::5::-Equivariant Planar Polynomial Vector Fields of Degree 5. I. J. Bifurcation and Chaos, 19(6):2115-2121, 2009. [doi]
@article{LiuL09a-12,
title = {Center Problem and Multiple Hopf bifurcation for the Z::5::-Equivariant Planar Polynomial Vector Fields of Degree 5},
author = {Yirong Liu and Jibin Li},
year = {2009},
doi = {10.1142/S0218127409023810},
url = {http://dx.doi.org/10.1142/S0218127409023810},
researchr = {https://researchr.org/publication/LiuL09a-12},
cites = {0},
citedby = {0},
journal = {I. J. Bifurcation and Chaos},
volume = {19},
number = {6},
pages = {2115-2121},
}