@article{MZM_2008_84_5_a17,
     author = {A. V. Sil'nichenko},
     title = {On the {Convergence} of {Order-Preserving} {Weak} {Greedy} {Algorithms}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {795--800},
     publisher = {mathdoc},
     volume = {84},
     number = {5},
     year = {2008},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2008_84_5_a17/}
}