@article{DAN_1986_288_5_a0,
     author = {K. I. Babenko},
     title = {Properties of solutions of the {Tricomi} problem for the {Euler--Tricomi} equation},
     journal = {Doklady Akademii Nauk},
     pages = {1033--1038},
     publisher = {mathdoc},
     volume = {288},
     number = {5},
     year = {1986},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1986_288_5_a0/}
}