@incollection{MSMF_1972__31-32__335_0,
     author = {Robertson, Alex.P.},
     title = {Unconditional convergence and the {Vitali-Hahn-Saks} theorem},
     booktitle = {Colloque d'analyse fonctionnelle (Bordeaux, 1971)},
     series = {M\'emoires de la Soci\'et\'e Math\'ematique de France},
     pages = {335--341},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {31-32},
     year = {1972},
     doi = {10.24033/msmf.98},
     mrnumber = {51 #13622},
     zbl = {0244.46059},
     url = {http://www.numdam.org/articles/10.24033/msmf.98/}
}