@article{AA_2000_12_5_a4,
     author = {V. L. Kreptogorskii},
     title = {Interpolation in the class of spaces of smooth functions. {Chebyshev} rational approximation on the circle},
     journal = {Algebra i analiz},
     pages = {128--141},
     publisher = {mathdoc},
     volume = {12},
     number = {5},
     year = {2000},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AA_2000_12_5_a4/}
}