@article{ZVMMF_2012_52_2_a0,
     author = {I. E. Kaporin},
     title = {Using {Chebyshev} polynomials and approximate inverse triangular factorizations for preconditioning the conjugate gradient method},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {179--204},
     publisher = {mathdoc},
     volume = {52},
     number = {2},
     year = {2012},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_2012_52_2_a0/}
}