@article{ZVMMF_1982_22_4_a5,
     author = {Ya. I. Al'ber and S. V. Shil'man},
     title = {The generalized gradient method: {Convergence,} stability, and error estimation},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {814--823},
     publisher = {mathdoc},
     volume = {22},
     number = {4},
     year = {1982},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1982_22_4_a5/}
}