%0 Journal Article %A Yu. A. Neretin %T Rayleigh triangles and non-matrix interpolation of matrix beta integrals %J Sbornik. Mathematics %D 2003 %P 515-540 %V 194 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_2003_194_4_a2/ %G en %F SM_2003_194_4_a2