Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{NUMA_1969__13_131924, author = {J. NITSCHE}, title = {Interpolation in {Sobolevschen} {Funktionenr\"aumen.}}, journal = {Numerische Mathematik}, pages = {334--343}, publisher = {mathdoc}, volume = {13}, year = {1969}, zbl = {0221.65012}, url = {http://geodesic.mathdoc.fr/item/NUMA_1969__13_131924/} }
J. NITSCHE. Interpolation in Sobolevschen Funktionenräumen.. Numerische Mathematik, Tome 13 (1969), pp. 334-343. http://geodesic.mathdoc.fr/item/NUMA_1969__13_131924/