@article{1255644634,
author = {Schechter, Martin},
title = {On the theory of differential boundary problems},
journal = {Illinois J. Math.},
volume = {7},
number = {1},
year = {1963},
pages = { 232-245},
language = {en},
url = {http://dml.mathdoc.fr/item/1255644634}
}
Schechter, Martin. On the theory of differential boundary problems. Illinois J. Math., Tome 7 (1963) no. 1, pp. 232-245. http://gdmltest.u-ga.fr/item/1255644634/