@article{TM_1991_200_a25,
     author = {K. I. Oskolkov},
     title = {Vinogradov series in the {Cauchy} problem for equations of {Schr\"odinger} type},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {265--288},
     publisher = {mathdoc},
     volume = {200},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TM_1991_200_a25/}
}