%0 Journal Article %A Andreas Čap %A Vladimír Soucek %T Curved Casimir Operators and the BGG Machinery %J Symmetry, integrability and geometry: methods and applications %D 2007 %V 3 %U http://geodesic.mathdoc.fr/item/SIGMA_2007_3_a110/ %G en %F SIGMA_2007_3_a110