@incollection{MSMF_1974__39-40__287_0,
     author = {van der Put, Marius},
     title = {The non-archimedean {Corona} problem},
     booktitle = {Table ronde d'analyse non archim\'edienne (Paris, 1972)},
     series = {M\'emoires de la Soci\'et\'e Math\'ematique de France},
     pages = {287--317},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {39-40},
     year = {1974},
     doi = {10.24033/msmf.169},
     mrnumber = {51 #939},
     zbl = {0303.46048},
     url = {http://archive.numdam.org/articles/10.24033/msmf.169/}
}