An S.-I., 2009: A review of interdecadal changes in the nonlinearity of the El Niño-Southern Oscillation.Theor. Appl. Climatol.,97, 40-40, https://doi.org/10.1007/s00704-008-0071-z
An S.-I., B. Wang, 2000: Interdecadal change of the structure of the ENSO mode and its impact on the ENSO frequency. J. Climate, 13, 2044-2055, https://doi.org/10.1175/1520-0442(2000)013<2044:ICOTSO>2.0.CO;2
An S.-I., H. Bong, 2016: Inter-decadal change in El Niño-Southern Oscillation examined with Bjerknes stability index analysis.Climate Dyn.,47, 979-979, https://doi.org/10.1007/s00382-015-2883-8
Choi J., S.-I. An, S.-W. Yeh, and J.-Y. Yu, 2013: ENSO-like and ENSO-induced tropical Pacific decadal variability in CGCMs.J. Climate,26, 1501-1501, https://doi.org/10.1175/JCLI-D-12-00118.1
Collins, M., Coauthors, 2010: The impact of global warming on the tropical Pacific Ocean and El Niño.Nature Geoscience,3, 397-397, https://doi.org/10.1038/ngeo868
Jin F.-F., L. Lin, A. Timmermann, and J. Zhao, 2007: Ensemble-mean dynamics of the ENSO recharge oscillator under state-dependent stochastic forcing.Geophys. Res. Lett.,34, L03807, https://doi.org/10.1029/2006GL027372
Lin R. P., F. Zheng, and X. Dong, 2018: ENSO frequency asymmetry and the Pacific Decadal Oscillation in observations and 19 CMIP5 models.Adv. Atmos. Sci.,35(5), https://doi.org/10.1007/s00376-017-7133-z
Ogata T., S.-P. Xie, A. Wittenberg, and D.-Z. Sun, 2013: Interdecadal amplitude modulation of El Niño-Southern Oscillation and its impact on tropical Pacific decadal variability.J. Climate,26, 7297-7297, https://doi.org/10.1175/JCLI-D-12-00415.1
Okumura Y. M., T. Y. Sun, and X. Wu, 2017: Asymmetric modulation of El Niño and La Niña and the linkage to tropical Pacific decadal variability.J. Climate,30, 4733-4733, https://doi.org/10.1175/JCLI-D-16-0680.1
Timmermann A., 2003: Decadal ENSO amplitude modulations: A nonlinear paradigm.Global and Planetary Change,37, 156-156, https://doi.org/10.1016/S0921-8181(02)00194-7.
Wittenberg A. T., A. Rosati, T. L. Delworth, G. A. Vecchi, and F. R. Zeng, 2014: ENSO modulation: Is it decadally predictable? J.Climate,27, 2681-2681, https://doi.org/10.1175/JCLI-D-13-00577.1
Yeh S.-W., J.-G. Jhun, I.-S. Kang, and B. P. Kirtman, 2004: The decadal ENSO variability in a hybrid coupled model. J. Climate, 17, 1225-1238, https://doi.org/10.1175/1520-0442(2004)017<1225:TDEVIA>2.0.CO;2