@article{SM_2002_193_2_a4,
     author = {A. Yu. Popov},
     title = {Bounds for convergence and uniqueness in {Abel--Goncharov} interpolation
},
     journal = {Sbornik. Mathematics},
     pages = {247--277},
     publisher = {mathdoc},
     volume = {193},
     number = {2},
     year = {2002},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2002_193_2_a4/}
}