%0 Journal Article %A Burgdorf, Sabine %A Klep, Igor %T Trace-positive polynomials and the quartic tracial moment problem %J Comptes Rendus. Mathématique %D 2010 %P 721-726 %V 348 %N 13-14 %I Elsevier %U http://www.numdam.org/articles/10.1016/j.crma.2010.06.005/ %R 10.1016/j.crma.2010.06.005 %G en %F CRMATH_2010__348_13-14_721_0