@article{CRMATH_2010__348_15-16_843_0, author = {Julius Borcea and Petter Br\"and\'en}, title = {Hyperbolicity preservers and majorization}, journal = {Comptes Rendus. Math\'ematique}, pages = {843--846}, publisher = {Elsevier}, volume = {348}, number = {15-16}, year = {2010}, doi = {10.1016/j.crma.2010.07.006}, language = {en}, }