@article{ZNSL_2011_396_a13,
     author = {V. N. Solev},
     title = {Estumation of density on indirect observation},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {204--212},
     publisher = {mathdoc},
     volume = {396},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2011_396_a13/}
}