@article{article068e16db,
title   = {Structural stability of planar quasihomogeneous vector fields},
author = {Oliveira, Regilene Delazari dos Santos and Zhao, Yulin},
year = {2014},
doi = {10.1007/s12346-013-0105-5},
journal   = {Qualitative Theory of Dynamical Systems}
}