@article{CMUC_1988__29_3_a17,
     author = {Sessa, Salvatore},
     title = {Some remarks and applications of an extension of a lemma of {Ky} {Fan}},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {567--575},
     publisher = {mathdoc},
     volume = {29},
     number = {3},
     year = {1988},
     mrnumber = {972839},
     zbl = {0674.47041},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1988__29_3_a17/}
}