1. Tsvetkov V.P., Mikheyev S.A., Tsvetkov I.V. Fractal phase space and fractal entropy of instantaneous cardiac rhythm // Chaos, Solitons & Fractals. 2018. V.108. P.71-76.
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2. Tsvetkov V.P., Mikheev S.A., Tsvetkov I.V., Derbov V.L., Gusev A.A., Vinitsky S.I. Modeling the multifractal dynamics of COVID-19 pandemic // Chaos, Solitons & Fractals. 2022. V.161. art.no.112301.
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