%0 Journal Article %A Kreith, Kurt %T Initial value parameters corresponding to positive Green's functions %J Archivum mathematicum %D 1991 %P 161-166 %V 27 %N 3-4 %I mathdoc %U http://geodesic.mathdoc.fr/item/ARM_1991__27_3-4_a3/ %G en %F ARM_1991__27_3-4_a3