@article{05241624, title = {Curved Casimir operators and the BGG machinery.}, journal = {SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]}, volume = {3}, year = {2007}, zbl = {1142.22008}, language = {en}, url = {http://dml.mathdoc.fr/item/05241624} }
Čap, Andreas; Souček, Vladimír. Curved Casimir operators and the BGG machinery.. SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only], Tome 3 (2007) . http://gdmltest.u-ga.fr/item/05241624/