%0 Journal Article %A V. M. Gur'yanov %T An error estimate for the approximate solution of the Cauchy problem for a~system of ordinary differential equations %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1964 %P 17-22 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1964_5_a3/ %G ru %F IVM_1964_5_a3