%0 Journal Article %A Yu. A. Sigunov %A I. R. Didenko %T Complex-valued realization of the implicit single-stage methods up to fourth order for numerical integration of the ODE systems %J Matematičeskoe modelirovanie %D 2011 %P 87-99 %V 23 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM_2011_23_1_a7/ %G ru %F MM_2011_23_1_a7