Geodesic
On non-isotopic saddle hedgehogs
Trudy Matematicheskogo Instituta imeni V.A. Steklova, Tome 63 (2008) no. 5, pp. 968-969 
M. G. Knyazeva; G. Yu. Panina. On non-isotopic saddle hedgehogs. Trudy Matematicheskogo Instituta imeni V.A. Steklova, Tome 63 (2008) no. 5, pp. 968-969. http://geodesic.mathdoc.fr/item/RM_2008_63_5_a5/
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Voir la notice de l'article provenant de la source Math-Net.Ru

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