%0 Journal Article %A V. K. Andreev %A A. A. Rodionov %T Group classification and exact solutions of equations of plane and rotational-symmetric flow of an ideal fluid in Lagrangian coordinates %J Differencialʹnye uravneniâ %D 1988 %P 1577-1586 %V 24 %N 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1988_24_9_a11/ %G ru %F DE_1988_24_9_a11