@incollection{MSMF_1971__25__135_0,
     author = {M\'ela, Jean-Fran\c{c}ois},
     title = {Probl\`emes de pseudo-p\'eriodicit\'e},
     booktitle = {Colloque de th\'eorie des nombres (Bordeaux, 1969)},
     series = {M\'emoires de la Soci\'et\'e Math\'ematique de France},
     pages = {135--141},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {25},
     year = {1971},
     doi = {10.24033/msmf.45},
     mrnumber = {51 #1266},
     zbl = {0252.42023},
     url = {http://archive.numdam.org/articles/10.24033/msmf.45/}
}