@article{BSMF_1966__94__287_0,
     author = {Gruson, L.},
     title = {Cat\'egories d'espaces de {Banach} ultram\'etriques},
     journal = {Bulletin de la Soci\'et\'e Math\'ematique de France},
     pages = {287--299},
     publisher = {Soci\'et\'e math\'ematique de France},
     volume = {94},
     year = {1966},
     doi = {10.24033/bsmf.1645},
     mrnumber = {36 #1957},
     zbl = {0149.34801},
     language = {fr},
     url = {http://www.numdam.org/articles/10.24033/bsmf.1645/}
}