@article{DE_1986_22_1_a18,
     author = {S. Dauenov},
     title = {An analogue of the {Tricomi--Neumann} problem for an equation of parabolic-hyperbolic type},
     journal = {Differencialʹnye uravneni\^a},
     pages = {165--168},
     publisher = {mathdoc},
     volume = {22},
     number = {1},
     year = {1986},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1986_22_1_a18/}
}