Periodic orbits in the 3:2 orbital resonance and their stability

Astron. J., 118, 2526-2531

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Random Lag Singular Cross-Spectrum Analysis

Astrophys. J. , 528, L53-56

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Searching for signal in noise by Random Lag Singular Spectrum Analysis

Astrophys. J., 526, 1052-1061

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Identification of solar acoustic modes of low angular degree and low radial order

Astrophys. J., 537, L143-L146

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