%0 Journal Article %A V. S. Mokeichev %T An approximate solution of a Cauchy problem %J Issledovaniya po Prikladnoi Matematike i Informatike %D 1973 %P 53-56 %I mathdoc %U http://geodesic.mathdoc.fr/item/KUIPM_1973_a7/ %G ru %F KUIPM_1973_a7