%0 Journal Article %A Passer, Benjamin %T Complex free spectrahedra, absolute extreme points, and dilations %J Documenta mathematica %D 2022 %P 1275-1297 %V 27 %I mathdoc %U http://geodesic.mathdoc.fr/item/DOCMA_2022__27__a34/ %G en %F DOCMA_2022__27__a34