@article{AIHPC_1997__14_2_167_0,
     author = {Bonnard, B. and Kupka, I.},
     title = {Generic properties of singular trajectories},
     journal = {Annales de l'I.H.P. Analyse non lin\'eaire},
     pages = {167--186},
     publisher = {Gauthier-Villars},
     volume = {14},
     number = {2},
     year = {1997},
     mrnumber = {1441391},
     zbl = {0907.93020},
     language = {en},
     url = {http://www.numdam.org/item/AIHPC_1997__14_2_167_0/}
}