In this article. we will investigate a retarded van der Pol-Duffing oscillator with multiple delays. At first. we will find conditions for which Bogdanov-Takens (B-T) bifurcation occurs around the trivial equilibrium of the proposed system. https://parisnaturalfoodes.shop/product-category/pure-tart-cherry-org/
PURE TART CHERRY ORG
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