%0 Journal Article %A A. Kontolatou %A J. Stabakis %T Extension of a Valuative Order Ranging over a P. O. Abelian Group %J Mathematica balkanica %D 1989 %P 390 %V 3 %N 3-4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MABA_1989_3_3-4_a14/ %F MABA_1989_3_3-4_a14