%0 Journal Article %A Thanases Pheidas %T Hilbert's Tenth Problem for fields of rational functions over finite fields. %J Inventiones mathematicae %D 1991 %P 1-8 %V 103 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM_1991__103_1_143850/ %F IM_1991__103_1_143850