@article{ZVMMF_1997_37_1_a5,
     author = {A. S. Antipin},
     title = {Calculation of fixed points of extremal mappings by gradient-type methods},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {42--53},
     year = {1997},
     volume = {37},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1997_37_1_a5/}
}