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@article{MZ_1993__212_4_174476, author = {P.J. de Paepe}, title = {Approximation on a disk {I.}}, journal = {Mathematische Zeitschrift}, pages = {145--152}, publisher = {mathdoc}, volume = {212}, number = {4}, year = {1993}, zbl = {0789.30027}, url = {http://geodesic.mathdoc.fr/item/MZ_1993__212_4_174476/} }
P.J. de Paepe. Approximation on a disk I.. Mathematische Zeitschrift, Tome 212 (1993) no. 4, pp. 145-152. http://geodesic.mathdoc.fr/item/MZ_1993__212_4_174476/