2 citations to https://www.mathnet.ru/eng/rcd269
  1. Kozlov V.V., “Remarks on Integrable Systems”, Regul. Chaotic Dyn., 19:2 (2014), 145–161  mathnet  crossref  mathscinet  zmath  isi  scopus
  2. V. V. Kozlov, “Zamechaniya ob integriruemykh sistemakh”, Nelineinaya dinam., 9:3 (2013), 459–478  mathnet