1. Helmholtz, H.V.: Die Lehre von den Tonempfindungen als physiologische Grundlagefur die Theorie der Musik. Druck und Verlag von Friedrich Vieweg und Sons, Braunschweig (1863)
2. Frahm, H.: Device for Damping Vibrations of Bodies. US Patent 989,958 (1911)
3. Gendelman, O., Manevitch, L.I., Vakakis, A.F., M’Closkey, R.: Energy pumping in nonlinear mechanical oscillators: part I-dynamics of the underlying hamiltonian systems. J. Appl. Mech. 68(1), 34–41 (2001)
4. Gourdon, E., Alexander, N.A., Taylor, C.A., Lamarque, C.-H., Pernot, S.: Nonlinear energy pumping under transient forcing with strongly nonlinear coupling: theoretical and experimental results. J. Sound Vib. 300, 522–551 (2007)
5. Manevitch, L.I., Kovaleva, A.S., Manevitch, E.L.: Limiting phase trajectories and resonance energy transfer in a system of two coupled oscillators. Math. Probl. Eng. 210, 1–24 (2009)