%0 Journal Article %A Schechtman, G. %T On the relation between several notions of unconditional structure - A counterexample %J Séminaire d'Analyse fonctionnelle (dit "Maurey-Schwartz") %Z talk:22 %D 1978-1979 %P 1-10 %I Ecole Polytechnique, Centre de Mathématiques %U http://www.numdam.org/item/SAF_1978-1979____A19_0/ %G en %F SAF_1978-1979____A19_0