@article{1103038879,
author = {Cordes, H. O.},
title = {On continuation of boundary values for partial differential operators.},
journal = {Pacific J. Math.},
volume = {9},
number = {4},
year = {1959},
pages = { 987-1011},
language = {en},
url = {http://dml.mathdoc.fr/item/1103038879}
}
Cordes, H. O. On continuation of boundary values for partial differential operators.. Pacific J. Math., Tome 9 (1959) no. 4, pp. 987-1011. http://gdmltest.u-ga.fr/item/1103038879/