%0 Journal Article %A %T Preface, Contents, List of Participants %J Banach Center Publications %D 1997 %P 1-10 %V 41 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/-41-1-1-10/ %R 10.4064/-41-1-1-10 %G en %F 10_4064__41_1_1_10