@article{DAN_1970_190_2_a1,
     author = {D. K. Gvazava},
     title = {On the uniqueness of the solution of the {Tricomi} problem for a certain class of nonlinear equations},
     journal = {Doklady Akademii Nauk},
     pages = {259--262},
     publisher = {mathdoc},
     volume = {190},
     number = {2},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1970_190_2_a1/}
}