@article{RM_2021_76_5_a4,
     author = {B. S. Kashin},
     title = {Lower bounds for $m$-term approximations in the metric of the discrete space~$L_n^0$},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {933--935},
     publisher = {mathdoc},
     volume = {76},
     number = {5},
     year = {2021},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_2021_76_5_a4/}
}