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Acknowledgements
This work was supported in part by National Natural Science Foundation of China (Grant Nos. 61374011, 61833005, 61573096), China Postdoctoral Science Foundation (Grant No. 2014M561557), and Postdoctoral Science Foundation of the Jiangsu Province of China (Grant No. 1402040B).
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Cheng, Z., Yu, X. & Cao, J. Bifurcation and chaos in digital filters: identification of periodic solutions. Sci. China Inf. Sci. 62, 69201 (2019). https://doi.org/10.1007/s11432-018-8590-x
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DOI: https://doi.org/10.1007/s11432-018-8590-x