@article{GDZPPN002215136,
title = {Automorphic forms, hyperfunction cohomology, and period functions.},
journal = {Journal f\"ur die reine und angewandte Mathematik},
volume = {485},
year = {1997},
pages = {1-40},
zbl = {0914.11023},
url = {http://dml.mathdoc.fr/item/GDZPPN002215136}
}
Bruggeman, Roelof W. Automorphic forms, hyperfunction cohomology, and period functions.. Journal für die reine und angewandte Mathematik, Tome 485 (1997) pp. 1-40. http://gdmltest.u-ga.fr/item/GDZPPN002215136/