%0 Journal Article %A Andrzej Święch %T Spectral characterization of operators with precompact orbit %J Studia Mathematica %D 1990 %P 277-282 %V 96 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm-96-3-277-282/ %R 10.4064/sm-96-3-277-282 %G en %F 10_4064_sm_96_3_277_282