@article{SM_2015_206_11_a4,
     author = {V. N. Temlyakov},
     title = {Constructive sparse trigonometric approximation and other problems for functions with mixed smoothness},
     journal = {Sbornik. Mathematics},
     pages = {1628--1656},
     publisher = {mathdoc},
     volume = {206},
     number = {11},
     year = {2015},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2015_206_11_a4/}
}