%0 Journal Article %A Mihai Cipu %T Diophantine Equations with at most one positive solution. %J Manuscripta mathematica %D 1997 %P 349-356 %V 93 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM2_1997__93_4_156304/ %F MM2_1997__93_4_156304