@article{AA_1998_10_4_a5,
     author = {A. M. Kotochigov and N. A. Shirokov},
     title = {Interpolation in a~neighborhood of a~cusp point},
     journal = {Algebra i analiz},
     pages = {142--176},
     publisher = {mathdoc},
     volume = {10},
     number = {4},
     year = {1998},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AA_1998_10_4_a5/}
}