@article{DAN_1985_283_5_a7,
     author = {A. Dzhuraev},
     title = {Multikernel functions of a domain, kernel operators and singular},
     journal = {Doklady Akademii Nauk},
     pages = {1057--1060},
     year = {1985},
     volume = {283},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1985_283_5_a7/}
}