@article{IVM_2021_6_a0,
     author = {D. S. Anikonov and D. S. Konovalova},
     title = {Formula of {Kirchhoff} type for mixed problem},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {3--10},
     publisher = {mathdoc},
     number = {6},
     year = {2021},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2021_6_a0/}
}