@article{SM_1980_37_4_a5,
     author = {S. P. Suetin},
     title = {Inverse theorems on generalized {Pad\'e} approximants},
     journal = {Sbornik. Mathematics},
     pages = {581--597},
     publisher = {mathdoc},
     volume = {37},
     number = {4},
     year = {1980},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1980_37_4_a5/}
}