@article{1183511452,
author = {Bergman, S. and Schiffer, M.},
title = {On Green's and Neumann's functions in the theory of partial differential equations},
journal = {Bull. Amer. Math. Soc.},
volume = {53},
number = {12},
year = {1947},
pages = { 1141-1151},
language = {en},
url = {http://dml.mathdoc.fr/item/1183511452}
}
Bergman, S.; Schiffer, M. On Green's and Neumann's functions in the theory of partial differential equations. Bull. Amer. Math. Soc., Tome 53 (1947) no. 12, pp. 1141-1151. http://gdmltest.u-ga.fr/item/1183511452/