@article{DAN_1966_171_6_a5,
     author = {A. M. Il'in},
     title = {Parabolic equations with continuous coefficients},
     journal = {Doklady Akademii Nauk},
     pages = {1264--1267},
     publisher = {mathdoc},
     volume = {171},
     number = {6},
     year = {1966},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1966_171_6_a5/}
}