%0 Journal Article
%A Piotr Mormul
%T Singularity Classes of Special 2-Flags
%J Symmetry, integrability and geometry: methods and applications
%D 2009
%V 5
%U http://geodesic.mathdoc.fr/item/SIGMA_2009_5_a101/
%G en
%F SIGMA_2009_5_a101