Title of article :
Existence and Uniqueness of Periodic Solutions for Duffing Equations across Many Points of Resonance
Author/Authors :
Wang H. Z.، نويسنده , , Li Y، نويسنده ,
Issue Information :
روزنامه با شماره پیاپی سال 1994
Journal title :
JOURNAL OF DIFFERENTIAL EQUATIONS
Journal title :
JOURNAL OF DIFFERENTIAL EQUATIONS