%0 Journal Article %A Natasha D. Popova %A Yurii S. Samoilenko %T On the Existence of Configurations of Subspaces in a Hilbert Space with Fixed Angles %J Symmetry, integrability and geometry: methods and applications %D 2006 %V 2 %U http://geodesic.mathdoc.fr/item/SIGMA_2006_2_a54/ %G en %F SIGMA_2006_2_a54