Geodesic
On the Defect Index of Quadratic Self-Adjoint Operator Pencils
Matematičeskie zametki, Tome 72 (2002) no. 2, pp. 315-320 
A. S. Kostenko. On the Defect Index of Quadratic Self-Adjoint Operator Pencils. Matematičeskie zametki, Tome 72 (2002) no. 2, pp. 315-320. http://geodesic.mathdoc.fr/item/MZM_2002_72_2_a16/
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Voir la notice de l'article provenant de la source Math-Net.Ru

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