@article{DAN_1986_287_6_a3,
     author = {V. Ya. Ivrii},
     title = {Propagation of singularities of solutions of dissipative boundary value problems for symmetric hyperbolic systems},
     journal = {Doklady Akademii Nauk},
     pages = {1299--1301},
     publisher = {mathdoc},
     volume = {287},
     number = {6},
     year = {1986},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1986_287_6_a3/}
}