@article{SM_2003_194_6_a8,
     author = {E. E. Tyrtyshnikov},
     title = {Tensor approximations of matrices generated by asymptotically smooth functions},
     journal = {Sbornik. Mathematics},
     pages = {941--954},
     publisher = {mathdoc},
     volume = {194},
     number = {6},
     year = {2003},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2003_194_6_a8/}
}