@article{DAN_1991_317_5_a10, author = {A. P. Chernyaev}, title = {A problem of an axially symmetric jet flow}, journal = {Doklady Akademii Nauk}, pages = {1070--1075}, year = {1991}, volume = {317}, number = {5}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1991_317_5_a10/} }