@article{SM_1978_34_4_a0,
     author = {A. V. Babin},
     title = {An expression for the solution of a~differential equation in terms of iterates of differential operators},
     journal = {Sbornik. Mathematics},
     pages = {411--424},
     publisher = {mathdoc},
     volume = {34},
     number = {4},
     year = {1978},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1978_34_4_a0/}
}