Infinite cup length in free loop spaces with an application to a problem of the N-body type
Annales de l'I.H.P. Analyse non linéaire, Tome 9 (1992) no. 3, pp. 305-319. 
@article{AIHPC_1992__9_3_305_0,
     author = {Fadell, E. and Husseini, S.},
     title = {Infinite cup length in free loop spaces with an application to a problem of the {N-body} type},
     journal = {Annales de l'I.H.P. Analyse non lin\'eaire},
     pages = {305--319},
     publisher = {Gauthier-Villars},
     volume = {9},
     number = {3},
     year = {1992},
     mrnumber = {1168305},
     zbl = {0764.58006},
     language = {en},
     url = {http://archive.numdam.org/item/AIHPC_1992__9_3_305_0/}
}
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Fadell, E.; Husseini, S. Infinite cup length in free loop spaces with an application to a problem of the N-body type. Annales de l'I.H.P. Analyse non linéaire, Tome 9 (1992) no. 3, pp. 305-319. http://archive.numdam.org/item/AIHPC_1992__9_3_305_0/

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