%0 Journal Article %A E. Bombieri %A E. Giusti %T Harnack's Inequality for Elliptic Differential Equations on Minimal Surfaces. %J Inventiones mathematicae %D 1971 %P 24-46 %V 15 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM_1971__15_142118/ %F IM_1971__15_142118