SEARCH Articles Figures Tables Anharmonic coupling theory Fermi resonance Anharmonic couplings Anharmonic resonances Anharmonicity Anharmonicity Fermi resonances Anharmonicity coupling Coupled resonances Coupled resonators Fermi coupling resonance Fermi resonance Fermi resonance, resonantly coupled Fermi resonance, resonantly coupled anharmonicity Fermi resonance, resonantly coupled anharmonicity Resonance coupling Resonant coupling