%0 Journal Article %A Valerie Martel %T A Remark on the Class A (in French) %J Mathematica balkanica %D 1990 %P 347 %V 4 %N 3-4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MABA_1990_4_3-4_a12/ %F MABA_1990_4_3-4_a12