@article{ZVMMF_2005_45_3_a1,
     author = {E. A. Alshina and A. A. Boltnev and O. A. Kacher},
     title = {Gradient methods with improved convergence rate},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {374--382},
     year = {2005},
     volume = {45},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_2005_45_3_a1/}
}