%0 Journal Article %A S. P. Khekalo %T The Cayley--Laplace differential operator on the space of rectangular matrices %J Izvestiya. Mathematics %D 2005 %P 191-219 %V 69 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_2005_69_1_a9/ %G en %F IM2_2005_69_1_a9