Voir la notice de l'article provenant de la source Electronic Library of Mathematics
@article{DOCMA_2012__S3__a29, author = {Henk, Martin}, title = {L\"owner-John ellipsoids}, journal = {Documenta mathematica}, pages = {95--106}, publisher = {mathdoc}, volume = {Optimization Stories}, year = {2012}, language = {en}, url = {http://geodesic.mathdoc.fr/item/DOCMA_2012__S3__a29/} }
Henk, Martin. Löwner-John ellipsoids. Documenta mathematica, Optimization Stories (2012), pp. 95-106. http://geodesic.mathdoc.fr/item/DOCMA_2012__S3__a29/