%0 Journal Article %A A. N. Tyurin %T The structure of the variety of pairs of commuting pencils of symmetric matrices %J Izvestiya. Mathematics %D 1983 %P 391-410 %V 20 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_1983_20_2_a8/ %G en %F IM2_1983_20_2_a8