判定非自治Birkhoff系统稳定性的广义组合梯度方法
章婷婷，陈向炜
A Generalized Combinatorial Gradient Method for Determining the Stability of Non-Autonomous Birkhoffian Systems
ZHANG Tingting, CHEN Xiangwei
力学季刊 . 2018, (4): 771 -777 .  DOI: 10.15959/j.cnki.0254-0053.2018.04.011