%0 Journal Article %A Saharon Shelah %A Otmar Spinas %T The distributivity numbers of finite products of $\mathcal P(ω)/{\rm fin}$ %J Fundamenta Mathematicae %D 1998 %P 81-93 %V 158 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm-158-1-81-93/ %R 10.4064/fm-158-1-81-93 %G en %F 10_4064_fm_158_1_81_93