@incollection{MSMF_1971__25__113_0,
     author = {Joly, Jean-Ren\'e},
     title = {Th\'eor\`eme des deux carr\'es dans un anneau de polyn\^omes},
     booktitle = {Colloque de th\'eorie des nombres (Bordeaux, 1969)},
     series = {M\'emoires de la Soci\'et\'e Math\'ematique de France},
     pages = {113--117},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {25},
     year = {1971},
     doi = {10.24033/msmf.41},
     mrnumber = {52 #5565},
     zbl = {0249.10051},
     url = {http://www.numdam.org/articles/10.24033/msmf.41/}
}