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@article{MZ_1975__145_172276, author = {Franz-J\"urgen Delvos and H.-W. K\"osters}, title = {On the {Variational} {Characterization} of {Bivariate} {Interpolation} {Methods.}}, journal = {Mathematische Zeitschrift}, pages = {129--138}, publisher = {mathdoc}, volume = {145}, year = {1975}, zbl = {0296.41003}, url = {http://geodesic.mathdoc.fr/item/MZ_1975__145_172276/} }
Franz-Jürgen Delvos; H.-W. Kösters. On the Variational Characterization of Bivariate Interpolation Methods.. Mathematische Zeitschrift, Tome 145 (1975), pp. 129-138. http://geodesic.mathdoc.fr/item/MZ_1975__145_172276/