@article{GDZPPN002327996,
title = {A Potential-Theoretic Approach to Parallel Addition.},
journal = {Mathematische Annalen},
volume = {275},
year = {1986},
pages = {301-318},
zbl = {0571.31005},
url = {http://dml.mathdoc.fr/item/GDZPPN002327996}
}
Leutwiler, Heinz; Eriksson, Sirkka-Liisa. A Potential-Theoretic Approach to Parallel Addition.. Mathematische Annalen, Tome 275 (1986) pp. 301-318. http://gdmltest.u-ga.fr/item/GDZPPN002327996/