Propriétés génériques de l'application de Poincaré et des géodésiques périodiques généralisées
Séminaire Équations aux dérivées partielles (Polytechnique), (1985-1986), Talk no. 11, 12 p. 
@article{SEDP_1985-1986____A11_0,
     author = {Petkov, V. M. and Stojanov, L. N.},
     title = {Propri\'et\'es g\'en\'eriques de l'application de Poincar\'e et des g\'eod\'esiques p\'eriodiques g\'en\'eralis\'ees},
     journal = {S\'eminaire \'Equations aux d\'eriv\'ees partielles (Polytechnique)},
     publisher = {Ecole Polytechnique, Centre de Math\'ematiques},
     year = {1985-1986},
     note = {talk:11},
     zbl = {0611.58048},
     mrnumber = {874570},
     language = {fr},
     url = {http://www.numdam.org/item/SEDP_1985-1986____A11_0}
}

Petkov, V. M.; Stojanov, L. N. Propriétés génériques de l'application de Poincaré et des géodésiques périodiques généralisées. Séminaire Équations aux dérivées partielles (Polytechnique),  (1985-1986), Talk no. 11, 12 p. http://www.numdam.org/item/SEDP_1985-1986____A11_0/

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