@article{SJVM_2003_6_2_a9,
     author = {V. P. Tanana and Ya. M. Sevast'yanov},
     title = {On optimal methods of solution to linear equations of the first kind with an approximately specified operator},
     journal = {Sibirskij \v{z}urnal vy\v{c}islitelʹnoj matematiki},
     pages = {205--208},
     publisher = {mathdoc},
     volume = {6},
     number = {2},
     year = {2003},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SJVM_2003_6_2_a9/}
}