@article{AIHPC_1994__11_2_189_0,
     author = {Katriel, Guy},
     title = {Mountain pass theorems and global homeomorphism theorems},
     journal = {Annales de l'I.H.P. Analyse non lin\'eaire},
     pages = {189--209},
     publisher = {Gauthier-Villars},
     volume = {11},
     number = {2},
     year = {1994},
     mrnumber = {1267366},
     zbl = {0834.58007},
     language = {en},
     url = {http://archive.numdam.org/item/AIHPC_1994__11_2_189_0/}
}