Voir la notice de l'article provenant de la source Mathematicac Balkanica website
@article{MABA_1987_1_1_a11, author = {A. L. Dontchev}, title = {Duality {Methods} for {Constrained} {Best} {Interpolation}}, journal = {Mathematica balkanica}, pages = {96}, publisher = {mathdoc}, volume = {1}, number = {1}, year = {1987}, url = {http://geodesic.mathdoc.fr/item/MABA_1987_1_1_a11/} }
A. L. Dontchev. Duality Methods for Constrained Best Interpolation. Mathematica balkanica, Tome 1 (1987) no. 1, p. 96. http://geodesic.mathdoc.fr/item/MABA_1987_1_1_a11/