@article{ZNSL_2000_268_a9,
     author = {A. A. Nikishin and A. Yu. Yeremin},
     title = {An automatic sche\'me for updafing the block size in the block conjugate gradient method for solving linear systems},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {159--175},
     publisher = {mathdoc},
     volume = {268},
     year = {2000},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2000_268_a9/}
}