On two classes of nonlinear dynamical systems: The four-dimensional case
Crossref DOI link: https://doi.org/10.1134/S0037446615020044
Published Online: 2015-04-29
Published Print: 2015-03
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Ayupova, N. B.
Golubyatnikov, V. P.
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