%0 Journal Article %A Juan Carlos Díaz %T Two problems of valdivia on distinguished Frechet spaces. %J Manuscripta mathematica %D 1993 %P 403-410 %V 79 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM2_1993__79_1_155850/ %F MM2_1993__79_1_155850