@article{DAN_1974_214_2_a11,
     author = {Yu. A. Mitropol'skii and P. F. Fil'chakov},
     title = {On an effective method of solving boundary value problems for nonlinear equations with deviating argument},
     journal = {Doklady Akademii Nauk},
     pages = {283--286},
     publisher = {mathdoc},
     volume = {214},
     number = {2},
     year = {1974},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1974_214_2_a11/}
}