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Ganapa, Santhosh (2023). "Quasiperiodicity in the -Fermi–Pasta–Ulam–Tsingou problem revisited: An approach using ideas from wave turbulence". Chaos: An Interdisciplinary Journal of Nonlinear Science. 33 (9). AIP Publishing. arXiv:2303.10297. doi:10.1063/5.0154157. PMID37656916.
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Ford, Joseph; Lunsford, Gary H. (1970). "Stochastic Behavior of Resonant Nearly Linear Oscillator Systems in the Limit of Zero Nonlinear Coupling". Physical Review A. 1 (1): 59–70. Bibcode:1970PhRvA...1...59F. doi:10.1103/PhysRevA.1.59.
Ganapa, Santhosh (2023). "Quasiperiodicity in the -Fermi–Pasta–Ulam–Tsingou problem revisited: An approach using ideas from wave turbulence". Chaos: An Interdisciplinary Journal of Nonlinear Science. 33 (9). AIP Publishing. arXiv:2303.10297. doi:10.1063/5.0154157. PMID37656916.