%0 Journal Article %A V. S. Matveev %A A. A. Oshemkov %T Algorithmic classification of invariant neighborhoods of points of saddle-saddle type %J Vestnik Moskovskogo universiteta. Matematika, mehanika %D 1999 %P 62-65 %N 2 %U http://geodesic.mathdoc.fr/item/VMUMM_1999_2_a12/ %G ru %F VMUMM_1999_2_a12