@article{PIM_1971_N_S_12_26_a5,
     author = {David F. Dawson},
     title = {Matrix {Methods} {Which} {Sum} {Sequences} {Of} {Bounded} {k-Variation}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {37 },
     publisher = {mathdoc},
     volume = {_N_S_12},
     number = {26},
     year = {1971},
     url = {http://geodesic.mathdoc.fr/item/PIM_1971_N_S_12_26_a5/}
}