%0 Journal Article %A M. Assunta Pozio %A Alberto Tesei %T Invariant Rectangles and Strongly Coupled Semilinear Parabolic. %J Forum mathematicum %D 1990 %P 175-202 %V 2 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/FORUM_1990__2_3_141638/ %F FORUM_1990__2_3_141638