@article{2817,
author = {Young, Eutiquio C.},
title = {Uniqueness of solutions of the Neumann problem for singular ultrahyperbolic equations},
journal = {Portugaliae mathematica},
volume = {36},
year = {1977},
pages = {97-102},
zbl = {0434.35063},
mrnumber = {0577415},
language = {en},
url = {http://dml.mathdoc.fr/item/2817}
}
Young, Eutiquio C. Uniqueness of solutions of the Neumann problem for singular ultrahyperbolic equations. Portugaliae mathematica, Tome 36 (1977) pp. 97-102. http://gdmltest.u-ga.fr/item/2817/