%0 Journal Article %A E. BOHL %T Linear Operator Equations on a Partially Ordered Vector Space (Short Communication) %J Aequationes mathematicae %D 1969 %P 402-404 %V 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/AM2_1969__2_182357/ %F AM2_1969__2_182357