@article{GDZPPN00234596X,
title = {A Condition for C-Summability of Negative Order.},
journal = {Mathematica Scandinavica},
volume = {7},
year = {1959},
pages = {337-346},
zbl = {0091.24302},
url = {http://dml.mathdoc.fr/item/GDZPPN00234596X}
}
Andersen, A.F. A Condition for C-Summability of Negative Order.. Mathematica Scandinavica, Tome 7 (1959) pp. 337-346. http://gdmltest.u-ga.fr/item/GDZPPN00234596X/