@article{BSMF_1963__91__453_0,
     author = {Megibben, Ch.},
     title = {A note on a paper of {Bernard} {Charles} ({\guillemotleft} {\'Etude} sur les sous-groupes d'un groupe ab\'elien {\guillemotright})},
     journal = {Bulletin de la Soci\'et\'e Math\'ematique de France},
     pages = {453--454},
     publisher = {Soci\'et\'e math\'ematique de France},
     volume = {91},
     year = {1963},
     doi = {10.24033/bsmf.1601},
     mrnumber = {28 #4027},
     zbl = {0121.03203},
     language = {en},
     url = {http://archive.numdam.org/articles/10.24033/bsmf.1601/}
}