%0 Journal Article %A S. Abian %A A.B. BROWN %T On the Solution of Simultaneous First Order Implicit Differential Equations. %J Mathematische Annalen %D 1959 %P 9-16 %V 137 %I mathdoc %U http://geodesic.mathdoc.fr/item/MAN_1959__137_160667/ %F MAN_1959__137_160667