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@article{MZ_1987__196_173879, author = {Franz Peherstorfer and Andr\'as Kro\'o}, title = {Interpolatory {Properties} of {Best} {L1-approximants.}}, journal = {Mathematische Zeitschrift}, pages = {249--258}, publisher = {mathdoc}, volume = {196}, year = {1987}, zbl = {0635.41004}, url = {http://geodesic.mathdoc.fr/item/MZ_1987__196_173879/} }
Franz Peherstorfer; András Kroó. Interpolatory Properties of Best L1-approximants.. Mathematische Zeitschrift, Tome 196 (1987), pp. 249-258. http://geodesic.mathdoc.fr/item/MZ_1987__196_173879/