Geodesic
Classes of determinantal varieties associated with symmetric and
Izvestiya. Mathematics , Tome 18 (1982) no. 3, pp. 575-586.

Voir la notice de l'article provenant de la source Math-Net.Ru

In this paper the authors compute the classes of subschemes of degenerations of a homomorphism of two fibrations in the Chow ring of the base. Bibliography: 18 titles. 
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T. Józefiak; A. Lascoux; P. Pragacz. Classes of determinantal varieties associated with symmetric and. Izvestiya. Mathematics , Tome 18 (1982) no. 3, pp. 575-586. http://geodesic.mathdoc.fr/item/IM2_1982_18_3_a8/

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