@article{TMF_2013_174_2_a12,
     author = {A. S. Holevo},
     title = {Extreme bosonic linear channels},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {331--341},
     publisher = {mathdoc},
     volume = {174},
     number = {2},
     year = {2013},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2013_174_2_a12/}
}