@article{SJVM_2017_20_4_a2,
     author = {A. V. Kelmanov and S. M. Romanchenko and S. A. Khamidullin},
     title = {An approximation scheme for a~problem of finding a~subsequence},
     journal = {Sibirskij \v{z}urnal vy\v{c}islitelʹnoj matematiki},
     pages = {379--392},
     publisher = {mathdoc},
     volume = {20},
     number = {4},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SJVM_2017_20_4_a2/}
}