@article{DE_1986_22_4_a13,
     author = {T. V. Chekmarev},
     title = {Integral representations of solutions of a modified system of {Euler{\textendash}Poisson{\textendash}Darboux} equations with two lines of parabolic degeneration},
     journal = {Differencialʹnye uravneni\^a},
     pages = {678--683},
     year = {1986},
     volume = {22},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1986_22_4_a13/}
}