@article{DAN_1962_144_6_a4,
     author = {L. N. Prokopenko},
     title = {The {Cauchy} problem for second-order parabolic equations with increasing coefficients},
     journal = {Doklady Akademii Nauk},
     pages = {1221--1224},
     publisher = {mathdoc},
     volume = {144},
     number = {6},
     year = {1962},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1962_144_6_a4/}
}