@article{MT_2017_20_2_a7,
     author = {Kh. A. Khachatryan},
     title = {On the solvability of one class of two-dimensional {Urysohn} integral equations},
     journal = {Matemati\v{c}eskie trudy},
     pages = {193--205},
     publisher = {mathdoc},
     volume = {20},
     number = {2},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MT_2017_20_2_a7/}
}