@article{MZ_1963__81_170137,
     author = {Viktor Klee},
     title = {Rearrangements of series of vectors.},
     journal = {Mathematische Zeitschrift},
     pages = {46--51},
     publisher = {mathdoc},
     volume = {81},
     year = {1963},
     zbl = {0118.05602},
     url = {http://geodesic.mathdoc.fr/item/MZ_1963__81_170137/}
}