%0 Journal Article %A Tang, Min-wei %A Wu, Zhi-Yi %T Some results on Poincaré sets %J Czechoslovak Mathematical Journal %D 2020 %P 891-903 %V 70 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.2020.0001-19/ %R 10.21136/CMJ.2020.0001-19 %G en %F 10_21136_CMJ_2020_0001_19