@article{GDZPPN002092999,
title = {B-Functions and Holonomic Systems. Rationality of Roots of B-Functions},
journal = {Inventiones mathematicae},
volume = {34},
year = {1976},
pages = {33-54},
zbl = {0354.35082},
url = {http://dml.mathdoc.fr/item/GDZPPN002092999}
}
Kashiwara, M. B-Functions and Holonomic Systems. Rationality of Roots of B-Functions. Inventiones mathematicae, Tome 34 (1976) pp. 33-54. http://gdmltest.u-ga.fr/item/GDZPPN002092999/