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@article{MZM_1991_49_3_a9, author = {A. A. Nersesyan}, title = {Bounded point derivations on $R(X)$ and approximation with simultaneous interpolation}, journal = {Matemati\v{c}eskie zametki}, pages = {66--72}, publisher = {mathdoc}, volume = {49}, number = {3}, year = {1991}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1991_49_3_a9/} }
A. A. Nersesyan. Bounded point derivations on $R(X)$ and approximation with simultaneous interpolation. Matematičeskie zametki, Tome 49 (1991) no. 3, pp. 66-72. http://geodesic.mathdoc.fr/item/MZM_1991_49_3_a9/