@article{DAN_1969_187_5_a6,
     author = {V. N. Maslennikova},
     title = {Explicit representation and asymptotics as $t\to\infty$ of the solution of the {Cauchy} problem for the 
},
     journal = {Doklady Akademii Nauk},
     pages = {989--992},
     publisher = {mathdoc},
     volume = {187},
     number = {5},
     year = {1969},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1969_187_5_a6/}
}