%0 Journal Article %A Stanisław Janeczko %A Zbigniew Jelonek %T Characterization of diffeomorphisms that are symplectomorphisms %J Fundamenta Mathematicae %D 2009 %P 147-160 %V 205 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm205-2-4/ %R 10.4064/fm205-2-4 %G en %F 10_4064_fm205_2_4