@article{TIMM_2007_13_2_a10,
     author = {A. V. Kim and N. G. Kolmogortseva},
     title = {On the degree of smoothness of solutions of functional differential equations},
     journal = {Trudy Instituta matematiki i mehaniki},
     pages = {120--123},
     publisher = {mathdoc},
     volume = {13},
     number = {2},
     year = {2007},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMM_2007_13_2_a10/}
}