@article{05909805, title = {Essential parabolic structures and their infinitesimal automorphisms.}, journal = {SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]}, volume = {7}, year = {2011}, doi = {10.3842/SIGMA.2011.039}, zbl = {1218.53014}, language = {en}, url = {http://dml.mathdoc.fr/item/05909805} }
Alt, Jesse. Essential parabolic structures and their infinitesimal automorphisms.. SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only], Tome 7 (2011) . doi : 10.3842/SIGMA.2011.039. http://gdmltest.u-ga.fr/item/05909805/