@article{1183485888,
author = {Franklin, Philip},
title = {A qualitative definition of the potential functions},
journal = {Bull. Amer. Math. Soc.},
volume = {30},
number = {9-10},
year = {1924},
pages = { 41-50},
language = {en},
url = {http://dml.mathdoc.fr/item/1183485888}
}
Franklin, Philip. A qualitative definition of the potential functions. Bull. Amer. Math. Soc., Tome 30 (1924) no. 9-10, pp. 41-50. http://gdmltest.u-ga.fr/item/1183485888/