@article{RM_1961_16_2_a13,
     author = {A. D. Myshkis},
     title = {Remark on {G.} {M.~Zhdanov's} paper {{\textquotedblleft}On} the approximate solution of a~system of differential equations of first order with retarded argument{\textquotedblright}},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     year = {1961},
     volume = {16},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/RM_1961_16_2_a13/}
}