%0 Journal Article %A Z. Zlatev %T Zero-Stability Properties of the Three-Ordinate Variable Step-size Variable Formula Methods. %J Numerische Mathematik %D 1981 %P 157-166 %V 37 %I mathdoc %U http://geodesic.mathdoc.fr/item/NUMA_1981__37_132724/ %F NUMA_1981__37_132724