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Hopfbifurcations of periodic nonautonomous systems at resonance are studied and theresults similar to those at nonresonance are drawn.
HOPF BIFURCATIONS OF NONAUTONOMOUS SYSTEMS AT RESONANCE
【摘 要】
：
Hopfbifurcations of periodic nonautonomous systems at resonance are studied and theresults similar to those at nonresonance are drawn.
【机 构】
：
NorthwesternPolytechnicalUniversity,Xi’an,Xi’an
【出 处】
：
应用数学和力学：英文版
【发表日期】
：
1989年5期
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