%0 Journal Article %A Robert Judd %T A dichotomy on Schreier sets %J Studia Mathematica %D 1999 %P 245-256 %V 132 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm-132-3-245-256/ %R 10.4064/sm-132-3-245-256 %G de %F 10_4064_sm_132_3_245_256