%0 Journal Article %A Matt Kaufmann %T Mutually generic classes and incompatible expansions %J Fundamenta Mathematicae %D 1984 %P 213-218 %V 121 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm-121-3-213-218/ %R 10.4064/fm-121-3-213-218 %G en %F 10_4064_fm_121_3_213_218