%0 Journal Article %A Jan Mycielski %T On the structure of closed 3-manifolds %J Fundamenta Mathematicae %D 2003 %P 193-208 %V 177 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm177-3-1/ %R 10.4064/fm177-3-1 %G en %F 10_4064_fm177_3_1