%0 Journal Article %A Finnur Lárusson %A Patrice Lassere %A Ragnar Sigurdsson %T Convexity of sublevel sets of plurisubharmonic extremal functions %J Annales Polonici Mathematici %D 1998 %P 267-273 %V 68 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ap-68-3-267-273/ %R 10.4064/ap-68-3-267-273 %G en %F 10_4064_ap_68_3_267_273