@article{DE_1998_34_10_a12,
     author = {D. R. Malikova and L. D. \`Eskin},
     title = {Approximate symmetries of the convective heat transfer equation and their applications},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1385--1393},
     publisher = {mathdoc},
     volume = {34},
     number = {10},
     year = {1998},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1998_34_10_a12/}
}