\Bibitem{Sam95} \by V.~S.~Samovol \paper Obstacles to local smooth linearization of systems of ordinary differential equations \jour Mat. Zametki \yr 1995 \vol 57 \issue 6 \pages 934--937 \mathnet{http://mi.mathnet.ru/mzm2016} \mathscinet{http://mathscinet.ams.org/mathscinet-getitem?mr=1362241} \zmath{https://zbmath.org/?q=an:0851.34007} \transl \jour Math. Notes \yr 1995 \vol 57 \issue 6 \pages 662--664 \crossref{https://doi.org/10.1007/BF02304566} \isi{https://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcApp=Publons&SrcAuth=Publons_CEL&DestLinkType=FullRecord&DestApp=WOS_CPL&KeyUT=A1995TV02400032}